jayden2003 jayden2003

08-09-2019
Mathematics

contestada

solve the equation
a+3=(2a+7)/r
after that take r=9

Respuesta :

harpazo harpazo

08-09-2019

Let r = 9 and solve for a.

a + 3 = (2a + 7)/r

a + 3 = (2a + 7)/9

9(a + 3) = 2a + 7

9a + 27 = 2a + 7

9a - 2a = 7 - 27

7a = -20

a = -20/7

I believe this is what you seek.

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