Does anyone know? 40 points

Solve 2^x=32 and rewrite this equation in a logarithmic form

X+y=-4 x-y=2 use elimination with adding and subtraction

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?