Question

un problema para X:3+42=4.12 plsss​

Answer 1

Resolviendo

$\frac{x}{3} + 42 = 4 \times 12$

$\frac{x}{3} + 42 = 48$

$\frac{x}{3} = 48 - 42$

$\frac{x}{3} = 6$

$x = 6 \times 3$

$x = 18$

Saludos