Saturday

December 20, 2014

December 20, 2014

Posted by **Anonymous** on Thursday, March 26, 2009 at 5:48pm.

4x-2y=11

3x-4y=-6

a 11.3

b 0.1

c -0.1

d -11.3

please explain how to do this.

Thanks!!!

- math -
**GanonTEK**, Thursday, March 26, 2009 at 6:16pmmultiply the 1st equation by -2 and then add them to get rid of the y's [and hence find the x]

once you have the value of x sub it into either of the two equations to find y.

then just do x-y

Hope that helps

**Answer this Question**

**Related Questions**

math - Use the solution of the system below to find x-y: 4x-2y=11 3x-4y=-6 a 11....

math - Explain, in complete sentences, how you would use the graphing method to ...

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

need help please - solve each system graphically. be sure to check your solution...

Discrete Math - I am really stuck on these problems. I've worked a lot of them ...

math - Solve each system graphically. Be sure to check your solution. If a ...

Algebra - Is it possible to find a value for c so that the linear system below ...

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