What is the solution to the two equations, X+7y=24, and X-9y= -24 Can you show work?

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asked May 9, 2018 133k views

2 Answers

Pierre Espenan · Answer 1 · 2018-05-15T08:34:13+0000

x + 7y = 24
x - 9y = -24. subtract bottom equation from the top

16y = 48
y = 3 divide both sides by 16

plug 3 in for y in either equation
x + 7 (3) = 24
x + 21 = 24
x = 3

solution is (3, 3)

What is the solution to the two equations, X+7y=24, and X-9y= -24 Can you show work?

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