4 years ago

Solve this system by elimination. 3x+4y=5 -5x-4y=-11

Mathematics

2 answers:

nikitadnepr [17]4 years ago

8 0

Hope that helps------------------

ehidna [41]4 years ago

3 0

3x + 4y = 5
-5x - 4y = -11
 -2x = -6
 -2x = -6
 -2 -2
 x = 3
3(3) + 4y = 5
 9 + 4y = 5
 -9 -9
 4y = -4
 4y = -4
 4 4
 y = -1
 (x, y) = (3, -1)

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