Answer:
c
Step-by-step explanation:
bu step explanatiob by 3
X - 35 +130 + x - 5 + x - 30 + 75 = 540
3x +135 = 540
3x = 405
x= 405/3
x= 135
m<B = x - 5
m<B = 135 - 5
m<B = 130
Answer = a) add them
When you multiply terms you add the exponents
The two numbers of -5,5,-3,and 8 that have the same absolute value is -5, and 5
