The answer is A I believe
180 degrees of the triage
You can check the following
C=4
C=5
C=11
3 packs of pencils ( 30 pencils)
5 packs of erasers (30 erasers)
Factors of 18: 1; 2; 3; 6; 9; 18
Factors of 27: 1; 3; 9; 27
GCF(18; 27) = 9
<span>18 + 27 = 9 × 2 + 9 × 3 = 9 × (2 + 3) </span>
