Find the difference.

(2x3y − 8y + 9x3) − (6y + 6x3 − 3x3y) =

In the diagram below, dab and dac are adjacent angles. if mdac = 25°, what is mdab in degrees? what is mbac in degrees?

The product of two negative rational numbers is always zero sometimes zero never zero

To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36