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2(2.5b-9) + 6b= -7 what is b

2(2.5b-9) + 6b= -7

5b - 18 + 6b = -7
11b = -7 + 18
11b = 11
b = ?

what does b equal

11/11 = b

2(2.5b-9) + 6b= -7

5B -18 +6B= -7
11B -18=-7
+18 +18
11B= -11
Divide by 11 each side to get
B=-1

i need help on probability in math

B equal I don't care

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