Solve one step and multi step equations

Which is the best step for solving the following equation?

x - 3.7 = 17.2

• Add both sides by 3.7

• Subtract both sides by 3.7

• Divide both sides by -3.7

• Subtract both sides by 17.2

Which is the best step for solving the following equation?

-3x = 16

• Add both sides by 3

• Multiply both sides by -3

• Divide both sides by 3

• Divide both sides by -3

• Add both sides by 17.

• Multiply both sides by 5

• Multiply both sides by -5

• Divide both sides by 5

Which is the best step for solving the following equation?

-28 + n = -73 

• Add both sides by 28

• Subtract both sides by 28

• Divide both sides by -28

• Add both sides by 73

• Divide both sides by -7

• Multiply both sides by -7

• Add both sides by 7

• Multiply both sides by 7

What number should go in the box to make the statement true?

8 = 🔲 + 5

Mathematical Equivalence

ON

What is the first step in this equation?

3x + 5 = 20

• Add 5 and 20

• Subtract 5 from both sides of the equation

• Add 3 and 5

• Multiply 3 by 5

Tags

7.11.B

Solve for a

• a= -2

• a= -6

• a= 3

• a= 15

• r=10

• r=3

• r=7

• r=-6