huertaest99 huertaest99
  • 13-01-2020
  • Mathematics
contestada

What is the solution to the system of equations below? 3x-2y=7 and -3x+5y=5

Respuesta :

longshlongluis longshlongluis
  • 13-01-2020

Step-by-step explanation:

So you add one over the other

3x-2y=7

-3x+5y=5

=

3y=12

Then you divide 3 from both sides

(3y)/3=12/3

y=4

Then you substitute the y=4 in to the equation of your choice

3x-2(4)=7

3x-8=7

3x-8=7

+8 +8

3x=15

x=5

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