Justin weighs 15 pounds less than Gerg weigh half of Greg's weight is 75 lb less than Justin's weight how much does each of them weight

Which of the following pairs of functions are inverses of each other? o a. f(x)=x72+8 and 96-9 = 7/x+2) =8 o b. f(x)= 6(x - 2)+3 and g(x) - *#2-3 o c. $4) = 5(2)-3 and 90- 4*: 73 o d. f(x) = 6)-12 and 910 – +12

Is there an x intercept in the equation 60*1.15^x

Which value of y will make the inequality y< -1 false?