Answer:
4^x - 2^(x+1) = 48
x=3
Step-by-step explanation:
Step-by-step explanation:
helpful for you..........
Answer:
2
Step-by-step explanation:
Take -5x + 3x = -2x
because there is a -3x and a 3x they cancel each other out.
and the -17 is left
-2x = -17
divide -2 by -17 = 8.5
Answer:
I think 13 is C
Step-by-step explanation:
71+52= 123
180-123= 57