Answered

How do you solve this system by substitution. Y= -5x+3

-x-7y=13

Verified Answer :

wolf1728

A) Y= -5x+3
B) -x -7y = 13 substituting equation A) into B)
B) -x -7(-5x +3) = 13

B) -x +35x -21 = 13
B) 34x = 34
x = 1

A) Y= -51 +3
A) Y= -2

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