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Expand 3(5a-2)

A) 15a - 2
B) 8a - 2
C)9a
D)15a - 6
D is correct - multiply each term in the bracket by what is outside the bracket.
The other 3 answers show different mistakes, identifying the different areas of improvement.

Answered by Alex J. • Maths tutor

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Expand 3(5a-2)

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