kieranmccorley
kieranmccorley
22-01-2021
Mathematics
contestada
I need some help with geometry?
Respuesta :
hailey145646
hailey145646
22-01-2021
39=9x+7-3x+20
Subtract 27 from each side
12=6x
2=x
Now plug in 2 for x to find AB and BC
9x+7= AB
9(2)+7=AB
18+7= AB
25= AB
-3x+20= BC
-3(2)+20= BC
-6+20= BC
14= BC
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