Question

Solve 3x – 2y = 7, x + y =1​

Answer 1

Step-by-step explanation:

3x-2y=7

x+y=1

x=1-y

3(1-y)-2y=7

3-3y-2y=7

3-5y=7

-5y=7-3

-5y=4

y= -4/5

3x-2y=7

3x-2(-4/5)=7

3x+8/5=7

3x=7-8/5

3x=(35-8)/5

3x=27/5

x=27/5×3

x=27/15

x=9/5

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