Homework Help: Math - system of equations

Posted by Shaila on Tuesday, September 7, 2010 at 2:01pm.

write two other equations that have the same solution as this system od equations.
3x-4y=-14
-x+3y=18

I found the solution to the system it is (6,8) there after how do i go about it?

Math - system of equations - Reiny, Tuesday, September 7, 2010 at 2:35pm
Just make up any old left-side of an equation.

e.g. 5x - 2y = ??
now plug in your values to get
30 - 16 = 14

so one equation is 5x - 2y = 14

as you can see there would be an infinite number of equations you could form
Math - system of equations using elimination - Anonymous, Monday, October 18, 2010 at 10:14pm
x-4y=-2
5x-y=-3

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