Question

Simplify the following expression and find the
numerical value for X = -2
1.3(2x - 4) + x2 + 6​

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

$given \: \: x = - 2 \\ 3(2x - 4) + x {}^{2} + 6 \\ 6x - 12 + x { }^{2} + 6 \\ 6( - 2) - 12 + ( - 2) {}^{2} + 6 \\ - 12 - 12 + 4 + 6 \\ 24 + 10 \\ 34$

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