Question

What must be added to 2/3 of 5.25 to make it 7.00​

Answer 1

3.5

Explanation:

Well you have to find first 2/3 of 5.25. This means multiplication, which is 3.5. so to find how much to add to this to get 7, we have to subtract 3.5 from 7. 7-3.5=3.5. so we must add 3.5 to get 7. Hope this helps :D

Answer 2

(2/3)(5.25) + x = 7
3.5 + x = 7
x = 3.5