MissMicaliah MissMicaliah

11-01-2015
Mathematics

Answered

X=y+6

X+6y=20

Solving systems of equations using substitution

Verified Answer :

macio06 macio06

11-01-2015

To get the answer we can subsittute first equation into second.
x+6y=20
y+6+6y=20
6+7y=20 /-6
7y=14 /:2
y=2
Now we can back substitute
x=y+6
x=2+6
x=8
Finally we get
x=8
y=2

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