Answer:
27
Step-by-step explanation:
15x-31 = 9x+11
6x-31 = 11
6x = 42
x = 7
15x -31 + 9x + 11 + s = 180
15(7) -31 + 9(7) + 11 + s = 180
105 - 31 + 63 + 11 + s = 180
153 + s = 180
s = 27
Answer:
C
Step-by-step explanation:
D. (4,3) that's the answer
Answer:
sry i cant help you bcoz i havent read this type of exercise yet
Answer: 14x - 42
Hope this helps!