abhi758 wrote:
If 2x + 5y =8 and 3x = 2y, what is the value of 2x + y?
(a) 4
(b) \(70/19\)
(c) \(64/19\)
(d) \(56/19\)
(e) \(40/19\)
Multiply 2x +5y = 8, by 3, and 3x=2y by 2
We will get 6x + 15y = 24 & 6x = 4y
19y = 24
y =24/19
x = 16/19
2*x + y = \(\frac{32}{19} + \frac{24}{19}\)
(d) \(\frac{56}{19}\)
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