Respuesta :

mitralalsubedi2018
Here
-23+a-12
=-23-12+a
=-35+a
Therefore a+35 #
kendallsykes10p4b3jl

I think what was meant here was -23 + a = -12.


a = 11

To solve for a, let’s subtract -12 from -23:


-23 - (-12) = 11

a = 11


Let's plug 11 in for reassurance:


-23 + 11 = -12

a = 11

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