Posted by Lacy on Saturday, February 25, 2012 at 8:16pm.
Please help me solve each system of equations and show your work thanks.
- Math - Damon, Saturday, February 25, 2012 at 8:35pm
(-2y+1) + 3 y = -2
y + 1 = -2
y = -3
x = -2(-3) + 1
x = 7
- Math - Reiny, Saturday, February 25, 2012 at 8:36pm
perfectly set up for using substitution
sub the 1st into the 2nd
x + 3y = -2
(-2y+1) + 3y = -2
-2y + 1 + 3y + -2
y = -3
back into the 1st: x = -2(-3)+1 = 7
x = 7 , y = -3
- Math - asia, Wednesday, October 24, 2012 at 12:04am
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