Mathematics, 07.10.2019 22:00 whitwelllife

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. 5x=16

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Which of these shows the result of using the first equation to substitute for y in the second equati...