Question

me ajudem,pfvr

X-1 + X-3= 6
2 3​

Answer 1

Explicação passo-a-passo:

$\sf \dfrac{x-1}{2}+\dfrac{x-3}{3}=6$

$\sf 3\cdot(x-1)+2\cdot(x-3)=6\cdot6$

$\sf 3x-3+2x-6=36$

$\sf 5x-9=36$

$\sf 5x=36+9$

$\sf 5x=45$

$\sf x=\dfrac{45}{5}$

$\sf x=9$