Lydia rides her bike 3 miles from her house to the store. Then she rides her bike 7 miles from the store to her uncle's house. She rides home. Lydia does not know how far it is from her friend's home to her own house, but she knows she travelled 15 miles in all. How far is it from Lydia's friends home to her own house?​

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none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square

answer:

your answer is: c. 196 7/8 in^3.

to find the total number of combinations, multiply the quantity of each item by each other:

2 pairs of shoes x 3 pairs of shorts = 6 different combinations.