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rosijanka [135]
3 years ago
8

Simplify (2x+3y)+(7x-3y)

Mathematics
2 answers:
dsp733 years ago
7 0
(2x + 3y) + (7x - 3y)
(2x + 7x) + (3y - 3y)
9x + 0y
9x
Radda [10]3 years ago
3 0
(2x+3y)+(7x-3y) First, group like terms together, so (2x+7x) + (3y-3y). Then simplify within the parentheses. 2x+7x = 9x and 3y-3y = 0, so you have 9x, which cannot be simplified any further. The answer is 9x.
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You can check the PNG attached as well.

Step-by-step explanation:

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oksian1 [2.3K]

Diagonal = SQRT(8^2 + 12^2 + 30^2)

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Diagonal = SQRT(1108)

Diagonal = 33.3 feet

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