Answer:18
Step-by-step explanation:4(-3) = -12, and 40-12=18
D because it is not in y=mx+b form
Answer:
a obtuse it's more than a 90 degree angle and scalene
Answer:
a x a x a x a x a x a x a
Step-by-step explanation:
a^3 is three a's being multiplied by each other. a^4 is four a's being multiplied by each other
