Question

tìm x biết : X x 2,4 +X : 10 =10

Answer 1

X x 2,4+ X:10 =10

X x 2,4 + X x 1/10=10

X x(2,4 + 1/10)=10

X x5/2=10

X=10:5/2

X= 4

Answer 2

X * 2,4 + X *1/10 =10

X * (2,4+1/10)= 10

X*5/2=10

X=10:5/2

X=4

Answer 3

X * 2,4 + X *1/10 =10

X * (2,4+1/10)= 10

X*5/2=10

X=10:5/2

X=4