2x + y = 7 y = x + 1 When the expression x+1 is substituted in for y in the first equation, the result is 2x + 1 = 7 x + 1 = 7 3x + 1 = 7

asked Aug 20, 2021 110k views

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2x + y = 7

y = x + 1

When the expression x+1 is substituted in for y in the first equation, the result is

2x + 1 = 7
x + 1 = 7
3x + 1 = 7

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6 votes

Answer: 3x + 1 = 7

Explanation:

2x + y = 7

substitute x + 1 for y

2x + (x + 1) = 7

2x + x + 1 = 7

3x + 1 = 7

Howrad answered Aug 25, 2021

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