Question

(42,5 - x ) x 6,5 = 87,1

Answer 1

Sữa

 

Answer 2

`(42,5-x)xx6,5=87,1`

`=>42,5-x=87,1:6,5`

`=>42,5-x=13,4`

`=>x=42,5-13,4`

`=>x=29,1`

Vậy `x=29,1`

Answer 3

\(\left(42,5-x\right)\times6,5=87,1\)

\(\Leftrightarrow42,5-x=87,1:6,5\)

\(\Leftrightarrow42,5-x=13,4\)

\(\Leftrightarrow x=42,5-13,4\)

\(\Leftrightarrow x=29,1\)