25-09-2017
Mathematics

contestada

4(2a-7)+5=9 what is the solution for this?

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nicohersh2 nicohersh2

25-09-2017

Okay. First 4x2a is 8a. So 8a-7+5=9

So the next step is too move the 9 over so

8a-7+5-9 =0

So 8a-3=0 so add 3 to 0 so 8a =3 now divide to get a by its self.

A = 2.6

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