Solving equations review

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 x:
8x - 10 = -34

• 4
• 3
• -3
• -24

Tags

CCSS.7.EE.B.4A

Solve:
-4x = 24

• 20
• -20
• 6
• -6

Tags

CCSS.6.EE.B.7

Using the "opposite operation" to "undo" and isolate the variable when solving an equation is more commonly called...

• Inverse operations
• math
• variable
• PEMDAS

Tags

CCSS.6.EE.B.7

-8 = -(2x + 4)

• x = -2

• x = 2

• x = 6

• x = -6

Tags

CCSS.7.EE.B.4A

2(4x - 3) - 8 = 4 + 2x

• x = 1

• x = 3

• x = 5/6

• x = -3

What property must you do to eliminate the parentheses in an equation?

• Distributive Property

• Multiplication Property

• Associative Property

• Commutative Property

Tags

CCSS.6.EE.A.3

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

What has to be done BEFORE you start solving a basic two-step equation?

• distributive property, combining like terms, and getting the variables all on one side

• distibutive property, move the variables to one side, cimbine like terms

• distributive property, cancel the constants, get variables to one side

• distributive property, combine like terms, eliminate the constant

Tags

CCSS.7.EE.B.4A

2x +7 = -8x - 9 +10x

• no solution

• identity

• one solution

• infinitely many

Tags

CCSS.8.EE.C.7A