Answer:
13x+21
Step-by-step explanation:
20+10x+1+2x+x
Combine like terms.
10x+2x+x+20+1
add.
13x+21
we cannot add those two.
so thats the answer!
13x+21
HOPE I HELPED
PLS MARK BRAINLIEST
DESPERATELY TRYING TO LEVEL UP
✌ -ZYLYNN JADE ARDENNE
JUST A RANDOM GIRL WANTING TO HELP PEOPLE!
PEACE!