2(3a+8) I used photo math, and it gave me a step by step. The top steps are factor the expressions (20a+4)-(14a-12), which is (4(5a+1)-2(7a-6)
The answer is 23 ...
Take 3.28 and add it to itself 6 more times to get 22.96
rounded up is 23 :) Hope I could be of assistance.
Did you figure out the answer yet?
Answer: -1.1 , 2.4 , 1.51
Step-by-step explanation: