Solve the system using the substitution method -2x+y=5 4x-2y=5

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asked Feb 19, 2019 187k views

3 votes

Solve the system using the substitution method
-2x+y=5
4x-2y=5

Mathematics
college

Aaron Cook asked

by Aaron Cook

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1 Answer

6 votes

$- 2x+ y = 5 \\ y = 2x + 5 \\ \\ 4x - 2(2x + 5) = 5 \\ 4x - 4x - 10 = 5 \\ - 10 = 5$
-10 does not equal 5, therefore there is no solution for this system of equations.

ByteDuck answered Feb 23, 2019

by ByteDuck

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