Solve

3x + 2y = 36

5x + 4y = 64

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Solution

The correct option is D

Given equations:

3x + 2y = 36............(i)

5x + 4y = 64..........(ii)

Multiply (i) by 2 we get

6x + 4y = 72............(iii)

Subtracting (ii) from (iii) we get

x = 8

Substitute x = 8 in (i) we get

3(8) + 2y = 36.

$\Rightarrow$ y = 6

Suggest Corrections

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