X/3+x/7<2 , how do i solve ?

B

Step-by-step explanation:

Since the least common multiple of 3 and 7 is 21, multiply both sides by 21:

Divide both sides by 10 to isolate x:

Therefore, the correct answer is choice B. Hope this helps!

hello :

by applying the distributive property :

6 × 4.3 = 6 × ( 4 + 0.3 )

            =   (6 ×   4) + (6 ×   0.3)

            = 24 + 1.8

6 × 4.3 = 25.8