Answer:
A
Step-by-step explanation:
Step 1 3(2x+7)-4=53-3x given
step 2 6x+21-4=53-3x expanding
step 3 6x+17=53-3x adding (21-4)
step 4 9x+17=53 adding 3x to both parts
step 5 9x=36 subtracting 17 from both sides
step 6 x=4 divding by 9
Answer:
the (GCF) greatest common factor is 20
Step-by-step explanation:
Aloha~! My name is Zalgo and I am here to help you out on this amazing day. The answer to your question is (3x+4) (3x-4). This answer comes from the factorization of the equation "9x^2-16".
I hope this helps! :D
"Stay Brainly and stay proud!" - Zalgo
(By the way, can you mark me as Brainliest? I'd greatly appreciate it! Mahalo~! X3)