Answer:
Option C
Step-by-step explanation:
When you put the write the scenario in an equation, it'll look like
(5q+3)(5q-3) for the new width times the new length
Factor these, and you shall get 25q^2+15q-15q-9. Simplify that into
25q^2-9
Answer:
B
Step-by-step explanation:
B
Answer:
-m^3 - 3m^2 +2m -4
Step-by-step explanation:
(m^3-3m^2+m-1)-(2m^3-m+3)
Distribute the minus sign
(m^3-3m^2+m-1)-2m^3+m-3
I like to line them up vertically
m^3-3m^2+m-1
-2m^3 +m-3
--------------------------
-m^3 - 3m^2 +2m -4
Answer:10
Step-by-step explanation:
2+3+2+3
is
10