Sunday

December 21, 2014

December 21, 2014

Posted by **Andrew** on Monday, January 3, 2011 at 1:06pm.

2x + 3y = -4

x - 2y = 5

Question 1 answers

x = 1, y = -2

x = -1, y = 2

x = 1, y = 2

x = -2, y = -1

- Math -
**PsyDAG**, Tuesday, January 4, 2011 at 10:03amx = 5 + 2y

2x + 3y = -4

Substitute 5 + 2y for x in second equation and solve for y. Insert that value into the first equation and solve for x. Check by inserting both values into the second equation.

**Answer this Question**

**Related Questions**

math - Can someone please check my work? Solve using substitution method 1. 3x+...

Linear Equations - Can you please help solve this equation using the ...

MATH - SYSTEMS OF EQUATIONS CAN BE SOLVED BY GRAPHING OR BY USING SUBSTITUTION ...

math - Systems of equations can be solved by graphing or by using substitution ...

math - SYSTEMS OF EQUATIONS CAN BE SOLVED BY GRAPHING OR BY USING SUBSTITUTION ...

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

How do I do this.?(Math.) - Use the Substitution method to solve the system of ...

Algebra 1 - Okay. So I am completely lost with this... Any help would be great! ...

substitution method - Solve by substitution method please help me solve this. I ...

algebra - o Systems of equations can be solved by graphing or by using ...