2. 5X + 3Y =8 & 4X -1Y = 18 FIND X & Y
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Answered by
1
Answer:
the answer to the above question is given in the attachment
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Answered by
1
Answer:
X = 4.27 and Y = -0.92
Step-by-step explanation:
2.5x + 3y =8. eq1
4x-y=18. eq2 (multiply by 3)
12x - 3y=54
add both
we get. 14.5x =62
x = 62/14.5
x= 4.27
4x-y=18
put X= 4.27
we get 4.27x 4 - y =18
- y= 18- 17.08
-y = 0.92
y = - 0.92
Note: Sorry, I thought it was 2.5x instead of 5x
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