lejoedixon lejoedixon

02-02-2020
Mathematics

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5x+2y=43 ; -6x+3y=-30

Respuesta :

meredith48034 meredith48034

02-02-2020

Answer:

-3(5x+2y=43)

2(-6x +3=-30)

-15x-6y=-129

-12x+6y=-60

-27x=-189

x=7

5(7)+2y=43

35+2y=43

2y=8

y=4

(7,4)

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