What is equivalent to 3X + 4X + 54 - 82X - 60

Find the value of x. round the length to the nearest tenth

What is the product? a-3/15a × 5/a-3

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.