Question
 If 4x = 40, 3y = 33, what is the value of 6x + 4y?
Solution
Given, 4x = 40
=> x = 10
Given, 3y = 33
=> y = 11
Now,
6x + 4y = 6 × 10 + 4 × 11
=> 60 + 44 = 104
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