SOLUTION: A contractor uses the expression 7(x+3) to find the length in feet of chains that he needs for a certain project. The contractor needs four chains that are this length. What is the

Question 935930: A contractor uses the expression 7(x+3) to find the length in feet of chains that he needs for a certain project. The contractor needs four chains that are this length. What is the total length of all of the chains?

Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
4*7(x + 3)
28x + 3*28
28x + 84
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