Find the original price given a total amount of $148.80 and tip rate of 16%.

Which equation shows the variable terms isolated on one side and the constant terms isolated on the other side for the equation -1/2x+3=4-1/4x? a. -1/4x=1 b. -3/4x=1 c. 7=1/4x d. 7=3/4x

Anyone know these questions? i need ,.

Ineed the solution to this problem and the steps.