Answer:
Step-by-step explanation:
<R=<P=70degrees
<Q=180-70=110 degrees
Pretty sure it’s 16TXI, hope this helps!
Answer: 10
Step-by-step explanation:
4+ 3x (10 - 2^3)
4+ 3x (10 - 8)
4+ 3x 2
4 +6 = 10
Answer: -72a^3 +108a^2
Collect like terms
(2a)(6a)(2a-8a+9)= (2a)(6a)(-6a+9)=12a^2(-6a+9)
= -72a^3 +108a^2