If 2x + 3y = 10 and 2x + y = 15, find the value of (x + y). – InterviewSolution

1.

If 2x + 3y = 10 and 2x + y = 15, find the value of (x + y).

Answer»

Step-by-step EXPLANATION:

from the ATTACHMENT above we got the values X and Y

that is :

x = 35/4
y = -5/2

according to the QUESTION,

$x + y = \frac{35}{4} - \frac{5}{2}$

$x + y = \frac{35 - 10}{4}$

$x + y = \frac{25}{4}$

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