Please help, the problem is the photo.

7(x - 2) = 3(x + 4) solve the following equation. then enter your answer in the space provided using mixed number format.

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin. how many doctors use brand x aspirin