A student earns $70 over the summer. He spends 1/5 of the total anount on movies. He then spends 1/2 of the remaining money on school clothes. How much money does the student have left?

12x + 1 = 25 solve the following equation. then place the correct number in the box provided.

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

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.