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(3a-1)/8=(a+9)/4 find a plz
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(3a-1)/8=(a+9)/4 find a plz

User Firas Omrane
by
4.1k points

1 Answer

1 vote

Answer:

a = 19

Explanation:

3a -1 = 2(a+9) . . . . . multiply by 8

3a -1 = 2a +18 . . . . . eliminate parentheses

a -1 = 18 . . . . . . . . . . subtract 2a

a = 19 . . . . . . . . . . . . add 1

User Akhorus
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