Question

X-(4-x)=3+(5-x)



ayuda!!!!!!!!!!!!!

Answer 1

Respuesta:

$x - (4 - x) = 3 + (5 - x) \\ x - 4 + x = 3 + 5 - x \\ 2x - 4 = 8 - x \\ 2x + x = 8 + 4 \\ 3x = 12 \\ x = 12 \div 3 \\ x = 4$