jjhebert jjhebert
  • 13-05-2019
  • Mathematics
contestada

y = x + 3
4x + y = 18

Respuesta :

kierafisher05
kierafisher05 kierafisher05
  • 13-05-2019

Answer:

x=3

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

4x+x+3=18

(4x+x)+(3)=18(Combine Like Terms)

5x+3=18

5x+3=18

Step 2: Subtract 3 from both sides.

5x+3−3=18−3

5x=15

Step 3: Divide both sides by 5.

5x/5 = 15/5

x=3

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