chocolatedropp
chocolatedropp chocolatedropp
  • 22-04-2020
  • Mathematics
contestada

5x - 2y = 30 if 8 = x

Respuesta :

savannahpaige02 savannahpaige02
  • 22-04-2020

Answer:

Y=5

Step-by-step explanation:

Answer Link
JamonBSCE
JamonBSCE JamonBSCE
  • 22-04-2020

Answer:

If x = 8 then y = 5

Step-by-step explanation:

Plug x into the equation and solve

 5x - 2y = 30 <- Rewrite

5(8) - 2y = 30 <- Plug x in

 40 - 2y = 30 <- Simplify

-40          -40 <- Get y alone

        -2y = -10 <- Simplify

            y = 5 <- Divide both sides by -2 to get y

Answer Link

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