-7g - - 17g = -20
-7g + 17g = -20 (add -7g and 17g because they are like terms)
10g = -20 (divide by 10 on both sides)
g = -2
Answer: g=-2
Step-by-step explanation:
-7g- -17g=-20
-7g+17g=-20
10g=-20
10g/10=-20/10
g=-2
