Writing Equations 1
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Question 1 of 5
1. Question
The product of a certain number and 1212 is 6060. What is the number?- (5)
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Chapters- Chapters
Inverse Operations
When moving a term to the other side of an equation, the operation is inversed.Keywords for Word Problems Keyword Meaning Certain number Unknown variable (x,y,z,x,y,z, etc) is the same as, The answer is, is equal == sum, and, plus, more than ++ subtracted, less, minus -− times, product, multiplied, twice ×× half of, divide by ÷÷ First, label the values and form an equation using the information given.Certain number=x=x1212 times a certain number is 6060 1212 ×× xx == 6060 Simplify the equation:12×x12×x == 6060 12x12x == 6060 To solve for xx, it needs to be alone on one side.Remove 1212 by dividing both sides of the equation by 1212.1212xx == 6060 1212xx÷12÷12 == 6060÷12÷12 xx == 55 12÷1212÷12 cancels out The certain number is 55.55 -
Question 2 of 5
2. Question
If a number is multiplied by 88 and then 99 is subtracted from the product, the answer is 4747. What is the number?- (7)
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Chapters- Chapters
Inverse Operations
When moving a term to the other side of an equation, the operation is inversed.Keywords for Word Problems Keyword Meaning Certain number Unknown variable (x,y,z,x,y,z, etc) is the same as, The answer is, is equal == sum, and, plus, more than ++ subtracted, less, minus -− times, product, multiplied, twice ×× half of, divide by ÷÷ First, label the values and form an equation using the information given.Number=x=xIf a number is multiplied by 88 and then 99 is subtracted from the product, the answer is 4747 xx ×× 88 -9−9 == 4747 Simplify the equation:(x×8)-9(x×8)−9 == 4747 8x-98x−9 == 4747 To solve for xx, it needs to be alone on one side.Start by moving 99 to the other side by adding 99 to both sides of the equation.88xx -9−9 == 4747 88xx -9−9 +9+9 == 4747 +9+9 88xx == 5656 -9+9−9+9 cancels out Remove 88 by dividing both sides of the equation by 88.88xx == 5656 88xx÷8÷8 == 5656÷8÷8 xx == 77 8÷88÷8 cancels out The number is 77.77 -
Question 3 of 5
3. Question
Solve 33 less than yy is equal to 2525.- y=y= (28)
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- English
Chapters- Chapters
Inverse Operations
When moving a term to the other side of an equation, the operation is inversed.Keywords for Word Problems Keyword Meaning Certain number Unknown variable (x,y,z,x,y,z, etc) is the same as, The answer is, is equal == sum, and, plus, more than ++ subtracted, less, minus -− times, product, multiplied, twice ×× half of, divide by ÷÷ First, form an equation using the information given.33 less than yy is equal to 2525 y-3y−3 == 2525 To solve for yy, it needs to be alone on one side.Move 33 to the other side by subtracting 33 from both sides of the equation.yy -3−3 == 2525 yy -3−3 +3+3 == 2525 +3+3 yy == 2828 -3+3−3+3 cancels out y=28y=28 -
Question 4 of 5
4. Question
Solve the product of 77 and yy plus 66 is -50−50.- y=y= (-8)
Hint
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Need TextPlayCurrent Time 0:00/Duration Time 0:00Remaining Time -0:00Stream TypeLIVELoaded: 0%Progress: 0%0:00Fullscreen00:00MutePlayback Rate1x- 2x
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- 1.25x
- 1x
- 0.75x
- 0.5x
Subtitles- subtitles off
Captions- captions off
- English
Chapters- Chapters
Inverse Operations
When moving a term to the other side of an equation, the operation is inversed.Keywords for Word Problems Keyword Meaning Certain number Unknown variable (x,y,z,x,y,z, etc) is the same as, The answer is, is equal == sum, and, plus, more than ++ subtracted, less, minus -− times, product, multiplied, twice ×× half of, divide by ÷÷ First, form an equation using the information given.The product of 77 and yy plus 66 is -50−50 7×y7×y ++ 66 == -50−50 Simplify the equation:(7×y)+6(7×y)+6 == -50−50 7y+67y+6 == -50−50 To solve for yy, it needs to be alone on one side.Start by moving 66 to the other side by subtracting 66 from both sides of the equation.77yy +6+6 == -50−50 77yy +6+6 -6−6 == -50−50 -6−6 77yy == -56−56 6-66−6 cancels out Remove 77 by dividing both sides of the equation by 77.77yy == -56−56 77yy÷7÷7 == -56−56÷7÷7 yy == -8−8 7÷77÷7 cancels out y=-8y=−8 -
Question 5 of 5
5. Question
Solve the product of 99 and mm is equal to 1414 less than 2m2m.- m=m= (-2)
Hint
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Incorrect
Need TextPlayCurrent Time 0:00/Duration Time 0:00Remaining Time -0:00Stream TypeLIVELoaded: 0%Progress: 0%0:00Fullscreen00:00MutePlayback Rate1x- 2x
- 1.5x
- 1.25x
- 1x
- 0.75x
- 0.5x
Subtitles- subtitles off
Captions- captions off
- English
Chapters- Chapters
Inverse Operations
When moving a term to the other side of an equation, the operation is inversed.Keywords for Word Problems Keyword Meaning Certain number Unknown variable (x,y,z,x,y,z, etc) is the same as, The answer is, is equal == sum, and, plus, more than ++ subtracted, less, minus -− times, product, multiplied, twice ×× half of, divide by ÷÷ First, form an equation using the information given.The product of 99 and mm is equal to 1414 less than 2m2m 9×m9×m == 2m-142m−14 Simplify the equation:9×m9×m == 2m-142m−14 9m9m == 2m-142m−14 To solve for mm, it needs to be alone on one side.Start by moving 2m2m to the other side by subtracting 2m2m from both sides of the equation.99mm == 22mm -14−14 99mm -2m−2m == 22mm -14−14 -2m−2m 77mm == -14−14 2m-2m2m−2m cancels out Remove 77 by dividing both sides of the equation by 77.77mm == -14−14 77mm÷7÷7 == -14−14÷7÷7 mm == -2−2 7÷77÷7 cancels out m=-2m=−2
Quizzes
- One Step Equations – Add and Subtract 1
- One Step Equations – Add and Subtract 2
- One Step Equations – Add and Subtract 3
- One Step Equations – Add and Subtract 4
- One Step Equations – Multiply and Divide 1
- One Step Equations – Multiply and Divide 2
- One Step Equations – Multiply and Divide 3
- One Step Equations – Multiply and Divide 4
- Two Step Equations 1
- Two Step Equations 2
- Two Step Equations 3
- Two Step Equations 4
- Multi-Step Equations 1
- Multi-Step Equations 2
- Solve Equations using the Distributive Property 1
- Solve Equations using the Distributive Property 2
- Solve Equations using the Distributive Property 3
- Equations with Variables on Both Sides 1
- Equations with Variables on Both Sides 2
- Equations with Variables on Both Sides 3
- Equations with Variables on Both Sides (Fractions) 1
- Equations with Variables on Both Sides (Fractions) 2
- Solve Equations – Variables on Both Sides (Distributive Property) 1
- Solve Equations – Variables on Both Sides (Distributive Property) 2
- Solve Equations – Variables on Both Sides (Distributive Property) 3
- Solve Equations – Variables on Both Sides (Distributive Property) 4
- Writing Equations 1
- Writing Equations 2
- Writing Equations 3
- Writing Equations 4
- Equation Word Problems (Age) 1
- Equation Word Problems (Money) 1
- Equation Word Problems (Harder) 1
- Equation Problems with Substitution 1
- Equation Problems (Geometry) 1
- Equation Problems (Geometry) 2
- Equation Problems (Perimeter)
- Equation Problems (Area)
- Solve for a Variable or Formula 1
- Solve for a Variable or Formula 2
- Solve for a Variable or Formula 3