Solve the following system of equations for y 2x + y = 12 -2x + 3y = -4

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter9: Systems Of Linear Equations
Section9.2: The Substitution Method
Problem 10OE
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Solve the following system of equations for y.
2x + y = 12
-2x + 3y = -4
1.
8.
3.
3
4
2.
4.
Transcribed Image Text:Solve the following system of equations for y. 2x + y = 12 -2x + 3y = -4 1. 8. 3. 3 4 2. 4.
Expert Solution
Step 1

To solve any two simultaneous linear equations in two variables, we can use the method of elimination in which we eliminate one variable to get the other and then use its value to find the value of the variable which was eliminated.

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