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A system of equations is given below: y = –2x + 1 6x + 2y = 22 Which of the following steps could be used to solve by substitution? A. 6x + 2(−2x + 1) = 22 B. −2x + 1 = 6x + 2y …

A system of equations is given below: y = –2x + 1 6x + 2y = 22 Which of the following steps could be used to solve by substitution? A. 6x + 2(−2x + 1) = 22 B. −2x + 1 = 6x + 2y …
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A system of equations is given below:

y = –2x + 1
6x + 2y = 22

Which of the following steps could be used to solve by substitution?
A. 6x + 2(−2x + 1) = 22
B. −2x + 1 = 6x + 2y
C. 6(−2x + 1) + 2y = 22
D. 6(y = −2x + 1)

asked
User TheJuice
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8.3k points

1 Answer

1 vote
As one equation is already solved for a variable, in this case y, A is the correct demonstration of substitution
answered
User Matt Breckon
by
8.2k points
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