Question

Which equation shows the substitution method being used to solve the system of linear equations?



x – y = 7

x = y + 3









A.

(y + 3) – y = 7








B.

x – y = y + 3








C.

x – (y + 3) = 7








D.

x = (7 – x) + 3

Answer 1

@destinymasha

Answer 2

ty triciaal

Answer 3

to substitute replace the letter with the expression equivalent to that letter

Answer 4

meadaled

Answer 5

thanks for the medal