Answer:
45612
Step-by-step explanation:
plz mark brainliest
Part A: 3x + 15 = 5x - 25
Part B: x = 20
12
12x12 is 144
f(x) = 2|x + 6|-4
6=2|x + 6|-4
10= 2|x + 6|
divide by 2
5=|x + 6|
x = 5-6
x = -1
so x should be -1
