Types of 2-steps

What is the best first step to solve this equation?

• multiply by 3

• subtract 19

• add 19

• add 2

Which equation is equivalent?

What is the best first step to solve this equation?

• subtract 1/2

• add 17

• subtract 17

• add 29

Which equation is equivalent to the given equation?

What is the best first step to solve this equation?

• subtract 15

• add 7

• add 2

• multiply by -7

Which equation is equivalent to the one shown?

• add 2

• subtract 4

• divide by 4

• subtract 20