Is this equivalent or not equivalent expression (show work) please hurry! 5y + (-4) and 4 + (-5y)
a equivalent
b not equivalent

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.

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges

What are the greatest common factor of 75 and 30