Review: Solving Equations with One Variable

Solve for y:

3x+y=4 ---> y=​ ​ (a)   x​​ (b)  

• -3

• +4

• -4

• 3

• 3/4

• 4/3

• -1/4

Tags

CCSS.6.EE.C.9

Reorder the following to show the correct steps for solving equations and inequalities.

• Check your solution or solution set.

• Combine like terms on the same side of the equation or inequality, if necessary.

• Use inverse/opposite operations to the isolate the variable.

• Use inverse/opposite operations to move terms with variables to one side of the equation or inequality and constants to the other side.

• Distribute, if necessary.

Solve the following equation.

• All real numbers

• No solution

Tags

CCSS.7.EE.B.4A

Solve the following formula for z.

Tags

CCSS.6.EE.C.9

Solve:
-4x = 24

• 20

• -20

• 6

• -6

Tags

CCSS.6.EE.B.7

What is the first step in solving this equation:
5x + 7 = 12

• Divide by 5

• Subtract 5

• Multiply by 7

• Subtract 7

Tags

CCSS.7.EE.B.4A

Solve for w:
-6w + 1 = -11

• 2

• 1.2

• 12

• -2

Tags

CCSS.7.EE.B.4A

24a = -4(10 - a)

• a = -2

• a = 2

• a = 7/10

• a = -7/10

Tags

CCSS.8.EE.C.7B

• x=  9   1/3
• x = 21/4
• x = 5    1/4
• None of the above

Tags

CCSS.6.EE.B.7

What should you do first when solving equations?

• Eliminate the parentheses

• Combine like terms

• Isolate the variable

• Whatever you do to one side do to the other.

Tags

CCSS.7.EE.B.4A