A. Just write an expression:

That's your answer.
B. Simplify the above expression to get:

So your answer would be, "He had $132.63 left in his account."
Answer:
A. 42
B. 3
Step-by-step explanation:
A. 30 - (2)(-6)= 42
b. (-3)^2 + (2)(-3)= 3
Answer:
use math way.com
Step-by-step explanation:
If they are parallelogram
2x/10=4y
3y/24=6x
get the values for xand y i think u can solve it