Solve using substitution: 35x-5y=20 and y=7x+4

veksetz

veksetz

Answered

2021-12-21

Solve using substitution:
35x-5y=20 and y=7x+4

Answer & Explanation

Janet Young

Janet Young

Expert

2021-12-22Added 32 answers

Substitute (7x+4)for y in the first equation and solve for x
35x-5(7x+4)=20
35x-35x-20=20
0-20=20
2020
Thus, there are no solutions to this system of equations.
intacte87

intacte87

Expert

2021-12-23Added 42 answers

There is no solution.
RizerMix

RizerMix

Expert

2021-12-29Added 437 answers

35x5(7x+4)=20
35x(5×7x)+(5×4)=20
35x35x20=20
020=20
0=40
040

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