Answer: 
Step-by-step explanation:
You have the equation
.
Then, to solve for the variable
from the equation you need:
Make the subtraction of the right side of the equation:
(As the denominators are 1 and
, the least common denominator is
)

Multiply
to both sides:

Add
to both sides:

And finally divide both sides by
:

Answer:
Step-by-step explanation:
1,8
5,7
2,3
First add 5 to right side

Next , to cancel the 7, you need to multiply by 7 on both sides
The answer is $990. Because 0.36 times 2750=990