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In which step does a mistake first appear in simplifying the expression -2 (3a - 5) + 1.5 (6a - 10) +4(a -2) ?

In which step does a mistake first appear in simplifying the expression -2 (3a - 5) + 1.5 (6a - 10) +4(a -2) ?
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In which step does a mistake first appear in simplifying the expression -2 (3a - 5) + 1.5 (6a - 10) +4(a -2) ?

In which step does a mistake first appear in simplifying the expression -2 (3a - 5) + 1.5 (6a-example-1
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User Mohd Ahmed
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1 Answer

2 votes

Option C is incorrect

6a+ 10 + 9a - 15 - 4a - 8

answered
User Dan Reedy
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7.2k points
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