jinhyeonjeong jinhyeonjeong

01-04-2021
Mathematics

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x=3y−5 2x+12y=-4 please solve the system of equations and show your work

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pleasehelpme7281 pleasehelpme7281

01-04-2021

sub x = 3y - 5 into equation 2

2(3y - 5) + 12y = -4

6y - 10 + 12y + 4 = 0

18y - 6 = 0

18y = 6

y = 6/18

y = 1/3

sub y = 1/3 into equation 1

x = 3(1/3) - 5

x = 1 - 5

x = -4

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