Question

Escreva na forma reduzida a equação abaixo : 12x+15-x=10+5x+30

Answer 1

Resposta:

$12x+15-x=10+5x+30\\\\12x-x+15=10+5x+30]\\\\11x+15=10+5x+30\\\\11x+15=5x+10+30\\\\11x+15=5x+40\\\\11x+15-15=5x+40-15\\\\11x=5x+25\\\\11x-5x=5x+25-5x\\\\6x=25\\\\\frac{6x}{6}=\frac{25}{6}\\\\x=\frac{25}{6}$