SE 8R Lesson 5

What would be the first step in solving the equation below?

 $-3\ +\ \frac{a}{-15}=-2$  

• Multiply by -15 on both sides.

• Add 15 to both sides.

• Add 3 to both sides.

• Multiply by -3 on both sides.

What is the first step to solve the equation below?

11 - 3x = 44

• Add 3 to both sides

• Subtract 11 from both sides

• Add 11 to both sides

• Divide 3 on both sides.

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

• inverse operations

• math

• variable

• order of operations

What is the first step in solving the equation below?

5x + 7 = 12

• Divide by 5

• Subtract 5

• Add 7

• Subtract 7

What is the inverse operation of multiplication? 

• multiplication
• addition
• subtraction 
• division 

Tags

CCSS.HSA.REI.A.1

Solve for x:

8x - 10 = -34

• x = 4

• x = 3

• x = -3

• x = -24

Solve for x:

-6x + 1 = -11

• x = 2

• x = 1.2

• x = 12

• x = -2

Solve for x.

 $\frac{x}{5}=4$  

• x = 1.25

• x = 9

• x = 1

• x = 20

Solve for x.

4x + 3 = -5

• x = $\frac{1}{2}$

• x = $\frac{-1}{2}$

• x = -2

• x = 2

Solve for m: 
 

$\frac{3}{4}m-3\ =\ 9$

 

• x = 16

• x = -12

• x = -18

• x = 8