Monday

July 28, 2014

July 28, 2014

Posted by **pam** on Friday, February 4, 2011 at 7:50pm.

1. -2x+y=7 2. 2x+y=-9

6x+12y=24 4x+3y=1

3. 7x+3y=-1.5 4.2x-3y=-0.27

2x-5y=-30.3 5x2y=0.04

- math -
**helper**, Friday, February 4, 2011 at 8:02pmTutors do not do your homework.

The only way you will learn is by trying to solve these yourself.

See your first post/problem below.

I worked out one problem in detail. Follow this example to do all these problems.

If you get stuck post your work and someone will help you.

**Related Questions**

math - I need help on this math problem Solve the systems of equations by ...

math - solve the systems of equations by elimination. 6x-y=18 2x+y=7

math - how do i solve systems of three equations with elimination??

math/algebra - solve each of the following systems by substitution. 16) 5x -2y...

Math - Could someone give me an example of a linear eqution using elimination to...

algebra 1 - 3a+b=52a+5=10use elimination to solve each systems of equations.

Alegbra - Solve the following systems of equations using the addition (...

Alegbra - Solve the following systems of equations using the addition (...

Alegbra - Solve the following systems of equations using the addition (...

math(algebra) - solve by elimination method. 5x+6y=3 10x+12y=6