1) Which of the following equations has a solution of -4? Choose all that apply. A) 4(x-3) = -28
B) 7= 3x + 11 - 8x + 4x
C) (2x – 16) =-6
D) 19x - 21 + 10 – 15x = -10
E) –17=-(10 – 6x)

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?

Which expression shows the sum of the polynomials with like terms grouped together

Using elimination, what is -4x+2y=-12 4x+8y=-24