Mathematics, 23.05.2020 03:03, dbhuggybearow6jng

Which of the following would not be the result of a substitution in the following system?
2x + y = 7
y - x= 1

A. 7 - 2x - x= 1
B. 2x + x + 1 = 7
C. 2(y + 1) + y = 7

Answers: 3

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Which of the following would not be the result of a substitution in the following system? 2x + y = 7 y - x= 1 A. 7 - 2x - x= 1 B. 2x + x + 1 = 7 C. 2(y + 1) + y = 7

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Which of the following would not be the result of a substitution in the following system?
2x + y = 7
y - x= 1

A. 7 - 2x - x= 1
B. 2x + x + 1 = 7
C. 2(y + 1) + y = 7