1.) Which equation will result if the substitution method is used to solve the following system of linear equations?
x+y=6
x=y+2
x+y=y+2
x + (y+2) = 6
x = (x-6) + 2
(y+2) + y=6
2.) Solve the following system of equations by linear combination:
5x+2y=14
y=x-7
(-3,4)
(2,-5)
(4,-3)
(-5,2)
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