strent433 strent433
  • 12-05-2017
  • Mathematics
contestada

solve for y when x=-2
-9x-3y=6

Respuesta :

cher
cher cher
  • 14-05-2017
-9x - 3y = 6, x = -2

Plug in -2 for x.

-9(-2) - 3y = 6

Simplify.

18 - 3y = 6

Subtract 18 from both sides.

-3y = 6 - 18

Simplify.

-3y = -12

Divide both sides by -3.

y = -12/-3

Simplify.

y = 4

~Hope I helped!~
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