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Vera_Pavlovna [14]
3 years ago
13

Simplify each expression by combining like terms. 7a - 6 + 8a ​

Mathematics
1 answer:
anygoal [31]3 years ago
5 0

=7a - 6 + 8

=7a + 8a - 6 =15a - 6

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At a certain time of day, the angle of elevation is 40°. To the nearest foot, find the height of a tree whose shadow is 31 feet
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