The values of x and y are such that: x + 4 y = 23 , 8 x - 3 y = 9. what is the value of x?
3
5
20
25
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Step-by-step explanation:
ANSWER ::
x + 4 y = 23 - - - - - - - - (1)
8 x - 3 y = 9 - - - - - - - - - -(2)
Multiplying (1) by 3 & (2) by 4 we get
3x + 12y = 69
32x - 12y = 36
So
35x = 105
x = 105 / 35
x = 3
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Step-by-step explanation:
The answer is 3
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