Rt D.

asked • 06/27/18

system of equaitons

Using the system of equations below, which expression can be correctly substituted
for y in the equation 3x + 5y = 7?
–2x – y = –10
3x + 5y = 7
A. –2x + 10
B. 2x – 10
C. –2x – 10
D. 2x + 10

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