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AutumnGriffin
AutumnGriffin AutumnGriffin
  • 19-01-2017
  • Mathematics
Answered

What is

6x-2y=18

6x-7y=3

What is 6x-2y=18 6x-7y=3 class=

Verified Answer :

bcalle
bcalle bcalle
  • 19-01-2017

6x - 2y = 18
-(6x - 7y = 3) subtract from the first equation
       5y = 15
         y = 3
Plug 3 in to the first equation to solve for x.
6x -2(3) = 18
6x - 6 = 18
add 6 to both sides
6x -6 + 6 = 18 + 6
6x = 24
x = 4
(4,3)

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