Question

find the value of x and y
1.3x+2y=12,x-y+1=0.​

Answer 1

X=12-2y --------(1)

Replacing it in second equation,

(12-2y) - y = -1 ---------(2)

2y^2 - 12y +1 = 0

Use calculator and find value of y using middle term.

Then replace value of y in the first equation to get value of x :)

Answer 2

Answer:

(x, y) =(2, 3)

Step-by-step explanation:

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