1.

What will be the value of y- in the system y=x-1 x+3y=5

Answer»

Step-by-step explanation:

if y=X-1

x+3y=5

x+3(x - 1)=5

x+3x-3=5

collect like terms

x+3x=5+3

4x=8

divide both SIDES by 4

x=2

if x=2

and GIVEN y=x-1

y=2-1

y=1



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