
To divide by a fraction, you multiply by its reciprocal, which you find by flipping the numerator and the denominator. 
Multiply the numerators and the denominators separately. 
Simplify by dividing both sides of the equation by
. 
Answer:


Step-by-step explanation:
Let


Currently:

Two years ago

Required
H and B
We have:

Open bracket

Add 2 to both sides


Substitute 

Collect like terms


Substitute
in 



Answer:
X > 91.
Step-by-step explanation:
The > has a line under hopes this helps!!
2 and 7/8 is the same as 23/8. 1 and 1/2 is the same as 3/2, which is the same as 12/8. 23/8 minus 12/8 equals 11/8, which is your answer.