Answer:

Step-by-step explanation:
simplify
by putting the negative sign on the outside. 
find the LCM of the denominators. It is (x-1)(x-2). Multiply by the LCM:

Simplify:

solve: 
Answer: The final number is 5
Step-by-step explanation:
Picked number: 10
STEP are all according to what you stated
10+5=15 (first sentence)
15+10=25 (second sentence)
25+5=30 (third sentence)
30÷2-10=5 (fourth sentence)
The final number is 5.
X should be 300
15/x= 0.05
x= 15/0.05= 300
x=300
Lawns = L
Money he gets from mowing = M
M - $7 - (L * $1.50) = P for 1 Week
Hope this helped :D