SOLUTION: solve this using comparison method of algebraic method 4. 1/4x+ 1/3y=2/3 1/3x-4/9y=1/2

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Question 377343: solve this using comparison method of algebraic method
4. 1/4x+ 1/3y=2/3
1/3x-4/9y=1/2
Answer by edjones(8007) About Me  (Show Source):
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1/4x+ 1/3y=2/3
1/3x-4/9y=1/2
.
3x+4y=8 multiply each side by 12.
6x-8y=9 multiply each side by 18.
.
6x+8y=16 multiply each side by 2
6x-8y= 9
---------add
12x = 25
.
x=25/12
y= 7/16
.
Ed