Posted by **Shana** on Monday, October 11, 2010 at 8:06pm.

How to solve system of equations

5a=5

6b-3c=15

2a+7c=-5

- Math 11th grade -
**Reiny**, Monday, October 11, 2010 at 8:38pm
from the first

a = 1

replace a with 1 in the third that will give you c

then put the value of c into the 2nd to get b

- Math 11th grade -
**yumna**, Tuesday, October 19, 2010 at 5:57pm
first we will find the value of a that is a=1 tan we will put the value of a in eq3 to find c so on we wil find b by putting the value of c in eq2.

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