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harina [27]
3 years ago
11

Simplify the expression: z2 – z(z + 3) + 3z a. 2z2 + 6z b. z + 3 c. 6z d. 0

Mathematics
1 answer:
Mama L [17]3 years ago
5 0
This stuff is way to hard
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Step-by-step explanation:

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a plane flew a total of 2220 miles it is average speed was 55 miles per hour how many hours did the plane fly
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