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9 votes
Make a the subject

10a + 9 = 2b + 4

can someone provide an explanation for this?

User Kkangil
by
3.7k points

1 Answer

10 votes
Step 1: Minus 9 from both sides
10a = 2b - 5

Step 2: Divide it all by 10
a = (2b - 5) / 10
User Roland Jegorov
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3.1k points