katherinpachecoreyes katherinpachecoreyes
  • 09-02-2021
  • Mathematics
contestada

Solve the system by substitution:
3x + 2y = 26
Y=x + 3

Respuesta :

achadwickschool achadwickschool
  • 09-02-2021

Answer:

x = 4

Step-by-step explanation:

3x + 2y = 26

y = x + 3

Plug in the equation for y

3x + 2(x + 3) = 26

Multiply the 2 with what is in the parantheses

3x + 2x + 6 = 26

Combine like terms and solve for x

5x + 6 = 26

5x = 20

x = 4

Answer Link
joefoster486 joefoster486
  • 09-02-2021

Answer

x=4, Y=7

Step-by-step explanation:

3x + 2y = 26

Y=x + 3

3x+2(x+3)=26

3x+2x+6=26

5x=20

x=4

Y=4+3

Y=7

Check

3(4)+2(7)=26

12+14=26

26=26

Answer Link

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