BadBunny99 BadBunny99

11-01-2017
Mathematics

contestada

Complete the solution of the equation. Find the value of y when x equals 4.
-3x+9y=-57

Respuesta :

olemakpadu olemakpadu

11-01-2017

-3x + 9y = -57 x = 4

-3*4 + 9y = -57

-12 + 9y = -57

9y = -57 + 12

9y = 12 - 57

9y =-45 Divide through by 9.

y = -45/9

y = -5

Hope this helped.

Answer Link

Alykiara Alykiara

11-01-2017

-3x+9y=-57
-3(4)+9y=-57
-12+9y=-57
+12 +12
9y=-45
Y=-5

Answer Link

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