Solve the following systems by substitution method:
y – x = 4
x + 3 = y

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31-05-2015
Math

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Solve the following systems by substitution method:
y – x = 4
x + 3 = y

Sagot :

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Mlcparra16idn Mlcparra16idn · Answer 1 · 2015-05-31T18:32:47+08:00

Mlcparra16idn Mlcparra16idn

31-05-2015

Since we have y = x + 3, we substitute this to the first equation so:
y - x = 4
x + 3 - x = 4
3 = 4

This is definitely not true, therefore there is no solution for the system.

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