Question

va rooig ajutor dau coroana ​

Answer 1

Răspuns:

9x-27=7x+35+10

9x-7x=72

2x=72

x=36

Answer 2

Răspuns: $\green{\bf~ x = 36~}$

Explicație pas cu pas:

$\bf 9\cdot\big(x-3\big)=7\cdot\big (x+5\big)+10$

$\bf 9x-27=7x+35+10$

$\bf 9x=7x+35+10+27$

$\bf 9x=7x+72$

$\bf 9x-7x=72$

$\bf 2x=72~~~\bigg|:2$

$\red{\boxed{\bf~ x = 36~}}$