Answer: 25%
Step-by-step explanation:
595 - 393.75 = 131.25
131.25 (amount of change)/ 525 (original amount) x 100%
= 25%
Answer:
a. 
b. 
c. 
d. -6t - 5
Step-by-step explanation:
When a number has the same variable as another, you can add or subtract them
So for the first one, you can do

(But don't forget the
!)
So it is:

Continue this process for the rest of them