algebra

a+4/2=a+4/a=
a^+4a+ a+4a
a^=-4-4
a^=8

Check this for me

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1. what are we doing?

is there an equation , and is it

(a+4)/2 = (a+4)/a ?

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posted by Reiny
2. solve equation
a+4/2=a+4/a

The a+4 is over2=a+4over a solve for equation.

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posted by Keaton
3. then
a^2 +4a = 2a + 8
a^2 + 2a - 8 = 0
(a+4)(a-2) = 0
a = -4 or x = 2

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posted by Reiny

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