Math

Solve for 2x + y = 19 and - 4x - y = - 35

Asked by AnneS2 on 12 Jun 03:55

Last updated by anonymous on 13 Jun 15:17

1 Answers

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Answered by CherieS on 13 Jun 15:17

2x + y = 19

2x + y-2x = 19-2x

y= 19-2x

- 4x - y = - 35

- 4x - (19-2x) = - 35

- 4x - 19+2x = - 35

- 2x - 19 = - 35

- 2x - 19+19 = - 35+19

-2x=-16

-2x/-2=-16/-2

x=8

y= 19-2x

y= 19-2(8)

y=19-16

y=3