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blagie [28]
2 years ago
7

Two and a half times the sum of nine and twelve

Mathematics
1 answer:
Jobisdone [24]2 years ago
4 0
2.5 × (9 + 12) = 52.5
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Elanso [62]

Replace the x in 7x by (3x + 1):-

(f o g)(x) = 7 * (3x + 1)

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Step-by-step explanation:

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<em>Hope</em><em> </em><em>it</em><em> </em><em>helps</em>

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Answer:

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Step-by-step explanation:

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