4*(1/2)^0 + 4*(1/2)^1 + 4*(1/2)^2 =
4 + 2 + 1 = 7
Answer:
x=-3
Step-by-step explanation:
follow the PEMDAS method then see if the 2 equation equal each other after plugging in the x.
- Step-by-step explanation:
the explanation is in the photis
Answer:
85
Step-by-step explanation:
got it right