One-Step Equations!

What what is the inverse operation of subtraction?

• addition
• subtraction
• multiplication
• division

What is the inverse operation of division?

• Division
• Multiplication
• Addition
• Subtraction

 $k+19=10$   

• k = 190

• k = -9

• k = 29

• k = 10/19

 $21\ =\ 14\ +\ x$  

• x = 7

• x = 35

• x = 294

• x = 1.5

 $\frac{w}{15}=-9$  

• w = -3/5

• w = 6

• w = -24

• w = -135

 $-14\ =\ j\ -\ 20$  

• j = -7/10

• j = -34

• j = 280

• j = 6

 $110\ =\ -11m$  

• m = 99

• m = -10

• m = 121

• m = -1210

 $-18r\ =\ 54$  

• r = 36

• r = -3

• r = 1/3

• r = -972

 $-\frac{n}{3}=-24$  

• n = 72

• n = 8

• n = -18

• n = 27

 $-6\ =\ 5\ +\ b$   

• b = -11

• b = -30

• b =  1

• b = -1