Solve each system of equations without graphing. Show your work.

A. 2v + 6w=-36

5v + 2w=1

B. 6t - 9u=10

2t + 3u=4

(A)

Solve for the first variable in one of the equations, then substitute the result into the other equation.

v=3

w=-7

(B)

Solve for the first variable in one of the equations, then substitute the result into the other equation.

t=11/6

u=1/9