Apair of shoes you want to purchase is on sale for 40% off the original price. if you paid $36 for the shoes, what was the original price?

The perimeter of a triangle is 69 cm. the first is 5 cm shorter than the second side. the third side is twice as long the first side. find the length of each side

Find dy/dx using implicit differentiation ln(20+e^xy)=y

What is the 12th term of b(n)=-4-2(n-1)