Question

Help Mik vứi : -25 -(x+5) = 415 +( x - 83)

Answer 1

\(-25\cdot\left(x+5\right)=415+\left(x-83\right)\)

\(\Leftrightarrow-25x-125=415+x-83\)

\(\Leftrightarrow26x=-457\)

\(\Leftrightarrow x=-\frac{457}{26}\)

Answer 2

cái gì trừ cái gì vậy -25

Answer 3

Mình chép sai đề, mình xin phép làm lại nhé :

\(-25-\left(x+5\right)=415+\left(x-83\right)\)

\(\Leftrightarrow-25-x-5=415+x-83\)

\(\Leftrightarrow2x=-362\Leftrightarrow x=-181\)

Vậy \(x=-181\)