reticentrobbie reticentrobbie

01-01-2021
Mathematics

contestada

What is the solution to the system below?
3x + y = 11
y = x + 3

Respuesta :

MoatazMahmoud817 MoatazMahmoud817

01-01-2021

Answer:

x = 2

y = 5

Step-by-step explanation:

3x + y = 11 equation (1)

-x + y = 3 multiply this equation by -1

x - y = -3 equation (2)

by adding 2 equations

4x = 8

x = 2

by sub. in Equation (2)

2 - y = -3

y = 2+3

y = 5

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