Monday

March 2, 2015

March 2, 2015

Posted by **David** on Saturday, January 8, 2011 at 12:07pm.

1. 2x - 3y = -1 with y = x-1

2. -4x + y = 6 with -5x- y = 21 and finally,

3. -5x + y =-3 with 3x -8y = 24

- Algebra -
**Damon**, Saturday, January 8, 2011 at 2:17pm2 x - 3(x-1) = -1

2 x - 3 x + 3 = -1

-x = -4

x = 4

y = x-1 = 3

etc

check

8 - 9 = -1 right

**Answer this Question**

**Related Questions**

Algebra - Hi. I am having some problems with substitution method and i just can'...

Algebra - I just cannot seem to get these two problems. Any help is greatly ...

Algebra II - Solve the given system by using a substitution method 9x-2y=3 3x-6=...

math - Hi, I am taking Algebra 2 and I need help with some Substitution method ...

Substitution Method-Plz help - Use the Substitution method to solve the system ...

Algebra 1 - bobpursey, In this problem you helped me with earlier: Solve using ...

Algebra - Solve using the appropriate method. Substitution or Elimination. y = ...

algebra - use the Substitution Method. Please give it a try. y = 3x + 4 5x + 3y...

algebra - I have a few math questions I made them just like my actual problems ...

algebra - Solve by elimination method. 2r-5s=-33 5r+2s=48 Solve by substitution ...