arleenwhitted1962 arleenwhitted1962
  • 01-05-2020
  • Mathematics
contestada

Solve this system of equations by
using the elimination method.
3x + 10y = 22
-3x – 8y = -14
|([?], [])
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Respuesta :

evelynjade
evelynjade evelynjade
  • 01-05-2020

Answer:

y=8 x=-6

Step-by-step explanation:

line them up

3x+10y=22

-3x-8y=-14

add the like terms to get

2y=8

divide by 2

y=4

plug in to any equation

3x+10(4)=22

3x+40=22

subtract 40

3x=-18

divide

x=-6

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