2x + y = 11 3x - y = 4 - QAmmunity.org

asked Sep 9, 2022 42.3k views

20 votes

2x + y = 11

3x - y = 4

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2 votes

Answer:

Step-by-step explanation:

Add the equations together and solve for x.

(2x + y )+ (3x - y) = 11 + 4

5x=15

x=3

Use equation
2x+y=11 to solve for y.

2(3) +y=11

6+y=11

y=11-6

y=5

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