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sdas [7]
3 years ago
9

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

Mathematics
1 answer:
Charra [1.4K]3 years ago
6 0

2x + y = 7

substitute

2x + (x+1) =7

combine like terms

3x+1 =7

subtract 1 from each side

3x =6

divide by 3

x=2

y = x+1

y =2+1

y=3

Answer: x=2, y=3

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