Question

X÷2,5=1,02+3×1,5

Answer 1

\(x:2,5=1,02+3\times1,5\\ \Rightarrow x:2,5=1,02+4,5\\ \Rightarrow x:2,5=5,52\\ \Rightarrow x=5,52\times2,5\\ \Rightarrow x=13,8\)

Answer 2

=>x:2,5=1,02+4,5=5,52

hay x=13,8

Answer 3

\(x:\dfrac{5}{2}=1,02+3.1,5=1,02+4,5=5,52\Leftrightarrow x=13,8\)