HELP WILL REWARD BRAINLIEST!!
For what value of x is line f parallel to line g?

Answer:
x=13
Step-by-step explanation:
9x+15+3x+9=180
12x+24=180
12x=156
x=13
Answer:
x=13
Step-by-step explanation:
(3x+9)+(9=180
12x+24=180
12x=156
x=13