Monday

September 1, 2014

September 1, 2014

Posted by **anonymous** on Monday, April 4, 2011 at 10:44pm.

- Algebra -
**PsyDAG**, Wednesday, April 6, 2011 at 3:02amMultiply first equation by 3.

3x + 3y = -24

-3x + 2y = 9

Add the two equations.

5y = -15

y = -3

Put y value in one equation.

x + (-3) = -8

x = -5

Check by putting both values in the other equation.

(-3)(-5) + 2(-3) = 9

15-6 = 9

**Answer this Question**

**Related Questions**

Algebra - Solve the system of equation by graphing. Then classify the system. 3x...

math - two systems of equations are giving below for each system choosethe best ...

math - two systems of equations are given below for each system, choose the best...

Math - Professor Baird wants to mix a solution containing 10% acid with one ...

algebra - for the system of inequalities y >= 2x - 1 and y <= 3x - 1, ...

algebra - for the system of inequalities y >= 2x - 1 and y <= 3x - 1, ...

Math/Algebra - Solve the following system of equations. x+7y=8 (1) x=2-7y (2) ...

Algebra 1 - 23.what is the slope of a line parallel to a line represented by the...

Math - Please help!!!! Solve each system graphically. Be sure to check your ...

algebra - solve system graphically. be sure to check your solution. if a system ...