Which equation represents a proportional relationship?
a: y=−3x+2
b: y = 3x
c: y=2(x+13)
d: y=1/2x

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

You borrow $25,000 to buy a boat. the simple interest rate is 4%. you pay the loan off after 10 years. what is the total amount you paid for the loan?

How do i i solve this equation? -18 = x/3 + 3