paultim paultim
  • 12-08-2020
  • Mathematics
contestada

Solve the system by substitution.
y = -2
y =
5x + 40

Respuesta :

9ca5r82
9ca5r82 9ca5r82
  • 12-08-2020

Answer:

x = 8.4

y = -2

Step-by-step explanation:

Step 1: Sub y=-2 into y=5x + 40

-2 = 5x + 40

Step 2: Solve for 'x'

-2 = 5x +40

-42 = 5x

x = 42/5

x = 8.4

Step 3: Solve for 'y'

y is given in the question, y=-2

Answer Link
ag457fveks ag457fveks
  • 12-08-2020
That should be negative 4 as it divided into 40
Answer Link

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