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What’s the solution of x+y=29 and y=4x-11
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What’s the solution of x+y=29 and y=4x-11
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Mathematics
3 years
2021-08-21T04:57:30+00:00
2021-08-21T04:57:30+00:00 1 Answers
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Answers ( )
Answer:
x = 8
y = 21
Step-by-step explanation:
y = 4x − 11
x + y = 29
Solve for x:
x + y = 29
x + 4x − 11 = 29
5x − 11 = 29
5x = 40
x = 8
Solve for y:
y = 4x − 11
y = 4 × 8 − 11
y = 21