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Alona [7]
2 years ago
10

Pls pls help Perform the indicated operations. a) 7a/20b b) 7ab/20 c) 7/20ab

Mathematics
1 answer:
Elina [12.6K]2 years ago
8 0

Answer:

it's a) 7a/20b

Step-by-step explanation:

5( \frac{a + 2}{4b} ) - 2( \frac{a - 1}{10b} ) + 4( \frac{a - 3}{5b} ) \\  \\  \frac{5a + 10 - 2a + 2 + 4a - 12}{20b }  \\  \\  \\  \frac{7a}{20b}

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