Answer:
13a+27
Step-by-step explanation:
8a+12+5a+15= 13a+27
If your looking for a simplified Expression then the answer would be 13a+27
ti is m(B{AC=70*
k = -3
Hope this helps!
4
B
521,370 would round to 521,400
26,839 would round to 27,800
and adding them would be
548,200