What is the solution for the following system of equations?
4x-3y=12
x+3y=48
A. x=2 and y = 3
B. x=4 and y=3
C. x=5 and y=60
D. x=12 and y=12

ANSWERS

2015-11-16 22:19:38

4x - 3y = 12 x + 3y = 48 ----------------add 5x = 60 x = 60/5 x = 12 x + 3y = 48 12 + 3y = 48 3y = 48 - 12 3y = 36 y = 36/3 y = 12 solution is (12,12)

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