Which of these shows the result of using the first equation to substitute for y in the second equation, then combining like terms? y=2x 2x+3y+16 A: 8x=16 B:4x=16 C:5y=16 D:6x=16

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asked Dec 24, 2022 22.4k views

12 votes

Which of these shows the result of using the first equation to substitute for y in the second equation, then combining like terms?

y=2x
2x+3y+16

A: 8x=16
B:4x=16
C:5y=16
D:6x=16

Mathematics
high-school

StuBlackett asked

by StuBlackett

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1 Answer

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Step 1: Substitute y into the second equation 2x+3(2x)+16
Step 2: Add like terms
2x+6x+16= 8x+16
The answer would be A

Nitzien answered Dec 29, 2022

by Nitzien

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