Which of the following is equivalent to (x + 4) (3x2+2x) ?

O

A. (x+4) (3 x2) + (x+4) (2x)

O

B. (x+4) (2x) + (x+4) (3x)

O

c. (x+4) (2x) • (x + 4) (3x)

O

D. (x + 4) (3x?) • (x+4) (2x)

Evaluate the expression 9 - z when z=8

Kiaraly answered 27 out of 30 questions correctly on her math test. Later she answered 22 of 25 questions correctly on her science test. On which did she score higher.

Antionio created a scale drawing for his garden. He used a scale of 1 cm to 1 m. This scale expressed without units would be what?

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Suppose the skaters complete one lap around a park that has the shape of a regular pentagon what is the sum of the angles through which they turn

A class consists of 12 students (six boys and six girls) and one teacher. In how many ways can the students sit in a circle?