Use distributive property:
16. 5k(3 - 4k)
15k - 20k^2
18. 6g^2(g - 8)
6g^3 - 48g^2
20. -2n^2 (5n - 9 + 4n^2)
-10n^3 + 18n^2 - 8n^4
Answer:
x=5
Step-by-step explanation:
Answer: All real numbers
Step-by-step explanation: If you plug in any number, it will work. 4(a+3) = 12+4a. a=-3 0=0
Answer: -6.7
Step-by-step explanation:
64.3−(3)(23)−2
=−6.7
