Question

calcular el valor numérico de X donde c=5 y q=13
${ 2x }^{2} + c = q$
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Answer 1

$2 {x}^{2} + c = q \\ 2 {x}^{2} + 5 = 13 \\ 2 {x}^{2} = 13 - 5 \\ 2 {x}^{2} = 8 \\ {x}^{2} = \frac{8}{2} \\ {x}^{2} = 4 \\ x = 2$

Answer 2

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