Question

Determine o valor de x na seguinte equação. 10×+50=30​

Answer 1

→ Cálculo :

$\boxed{\begin{array}{lr} {10x+50=30} \\ \\ {10x=30-50} \\\\{10x=-20}\\\\{x=-\frac{20}{10} }\\\\\boxed{\red{ x=-2 }} \\ \end{array}}$

Answer 2

$10x + 50 = 30 \\ 10x = 30 - 50 \\ 10x = - 20 \\ x = \frac{ - 20}{10} \\ x = - 2$

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Espero ter ajudado e bons estudos!!!