A.2.D.10.22TN
Answer to Problem 22:
(2, 4)
|
Multiply Equation 1 by 4 |
|
2x - 3y |
= |
-8 |
|
Multiply Equation 2 by –1 |
|
-2x - y |
= |
-8 |
|
Add |
|
-4y |
= |
-16 |
|
|
|
y |
= |
4 |
|
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|
|
|
|
|
Replace y = 4 into Equation 2 |
|
2x + 4 |
= |
8 |
|
|
|
2x |
= |
4 |
|
|
|
x |
= |
2 |