Question

X x 2 + x/2 = 10 ,giúp mình với mai mình nộp rồi

Answer 1

\(x\) x 2 + \(\dfrac{x}{2}\)= 10

=> \(x\) x 2 + \(x\) x \(\dfrac{1}{2}\)= 10

=> \(x\)x ( 2 + \(\dfrac{1}{2}\)) = 10

=> \(x\) x \(\dfrac{5}{2}\) = 10

=> \(x\)= 10 : \(\dfrac{5}{2}\)

=> \(x\) = 4

Answer 2

=>5/2x=10

hay x=4

Answer 3

X=1