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Put the steps in order that are used to solve the following systems of equations by substitution.
-7x - 2y
2y
= x= 2 (-4) +11 → x = 3
x
-
=
= - 13
11
= x - 2y = 11 → x = 2y + 11
=y=-4
= -7 (2y + 11) - 2y = -13
= (3,-4)
= -16y = 64
= -16y - 77 = -13
= -14y-77-2y = -13

Put The Steps In Order That Are Used To Solve The Following Systems Of Equations By Substitution 7x 2y 2y X 2 4 11 X 3 X 13 11 X 2y 11 X 2y 11 Y4 7 2y 11 2y 13 class=

Sagot :

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