Answer:
1) 11(2r+1)
2) 16(2t+1)
3) 9(4+c)
4) 14(3k+2)
Explanation:
Factor these expressions, find the GCF and divide the GCF on both the numbers, keep the numbers and put them in parenthesis and put the GCF on the outside of the parthensesis.
11(2r+1)
16(2t+1)
9(4+c)
14(3k+2)
no real way to explain besides factor them and take the largest common factor out
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