Question

Solve by substitution method
x-y=2
3x+y=18

Answer 1

Answer:

x=5

y=3

Step-by-step explanation:

x=2+y

put this value in eqn 3x+y =18

3(2+y)+y=18

6+3y+y=18

3y+y=12

4y=l2

y=3

put y=3 in eqn x-y=2

x-3=2

x=5

Answer 2

Step-by-step explanation:

hope it helps you

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