[15-0] would be a numerical expression for this. :P
Answer: 4a2-20ab+12b2+4a+4
the 2 is squareing 4a and 12b
Step-by-step explanation:
expand move the parentheses
multiply the parentheses
collect like terms
Answer:
60
Step-by-step explanation:
It is really easy just subtract the money with the percentage