SOLUTION: (5x-3y=16)(4x+5y=-2)

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Question 732902: (5x-3y=16)(4x+5y=-2)
Answer by vidhyak(98) About Me  (Show Source):
You can put this solution on YOUR website!

5x - 3y = 16......eq 1
4x + 5y = -2......eq 2

Multiply eq1 by 5 and eq2 by 3 to cancel out 'y'
25x - 15y = 80
12x - 15y = -6

Add the above equations
37x = 74
x = 2

Substitute x = 2 in eq 1
5x - 3y = 16
5(2) - 3y = 16
10 - 3y = 16
-3y = 16 - 10
-3y = 6

y = -2

x = 2, y = -2