1. Solving for a Specific Variable
Solving Equations
Solving for a Specific Variable
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2. Steps to solve for a Specific Variable
get the specific variable by itself
1. Use distributive property on each side
2. Combine like terms on each side
3. Get the variable on one side
4. Undo addition or subtraction
5. Undo multiplication or division
You may not have to do all the steps to solve the equation
“You know you are done solving when there is a positive 1 in front of the specific variable.”
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3. Solving Equations for y
To Solve:
get the y by itself
D U
+ x
- x
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4. Solving Equations for y
To Solve:
get the y by itself
D U
+2 x
- 2x
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5. Solving Equations for y
To Solve:
get the y by itself
D U
+6 x
• 3
-6x ÷3
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6. Solving Equations for y
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7. Solving for a Specific Variable
Problem 15
To Solve:
get the W by itself
D U
• L ÷L
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8. Solving for a Specific Variable
To Solve:
get the B by itself
D U •h •1 ÷3 •3 ÷1 ÷h
★Same operation in a row can be done in 1 step
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9. Solving for a Specific Variable
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