What is the solution to the system of equations y=-3x- 2 and 5x+3y=15

asked Oct 5, 2018 50.8k views

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hello :
y=-3x- 2 ...(1)
5x+3y=15...(2)
subsct in (2) : 5x +3(-3x-2) =15
5x-9x-6 = 15
-4x = 21
x = -21/4
y = -3(-21/4)-2 .....calculate

Pugalmuni answered Oct 11, 2018

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