What are the solutions to the equation x2 = 64?
a.
8 only
b.
32 and –32
c.
32 only
d.
8 and –8
i need

The inside wheels of a car traveling on a circular path are rotating half as fast as the outside wheels. the front two wheels are six feet apart. what is the number of feet in the path traced by the inside front wheel in one trip around the circle? express your answer in the form "k \pi", where k is an integer.

Write the fraction or mixed number and the decimal shown by the model

Does anyone know how to solve and graph this: 4 + | a + 2 | < 7the only part i don't get is the "4 +"