aurabanuelos15
aurabanuelos15 aurabanuelos15
  • 21-07-2017
  • Mathematics
contestada

Complete the solution of the equation. find the value of y when equals -7

-3x+6y=-21

Respuesta :

choixongdong
choixongdong choixongdong
  • 21-07-2017
if x = -7 then
-3x+6y=-21
-3(-7) +6y = -21
21 + 6y = -21
6y = -42
y = -7
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