If x and y are 2 real numbers such that 5x+4y=9 and 3x+2y=5, then what is 4x+3y?

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We have 5x + 4y = 9 and 3x + 2y = 5. We need to find 4x + 3y.

Here we don't need to find x and y. The required result can be obtained by adding 5x + 4y = 9 and 3x + 2y = 5

=> 5x + 4y + 3x + 2y = 9 + 5

=> 8x + 6y = 14

=> 2(4x + 3y) = 14

=> 4x + 3y = 14/2

=> 4x + 3y = 7

We get 4x + 3y = 7.

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