Question

x (x + 4) + 2x (x - 3) - 3x2​

Answer 1

$\huge{\underline{\underline{\purple{♡Solution→}}}}$

$x(x + 4) + 2x(x - 3) - 3 {x}^{2} \\ = {x}^{2} + 4x + 2 {x}^{2} - 6x - 3 {x}^{2} \\ = 3 {x}^{2} - 3 {x}^{2} + 4x - 6x \\ = - 2x$

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Answer 2

answer:-

-2x

step by step:-

x (x + 4) + 2x (x - 3) - 3x²

= (x × x + x × 4) + (2x × x - 2x × 3) - 3x²

= (x² + 4x) + (2x² − 6x) — 3x²

= (x² + 2x² − 3x²) + (4x − 6x)

= 0 - 2x

= -2x

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