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wolverine [178]
4 years ago
13

Whats 30+30×b=100 please

Mathematics
2 answers:
Katen [24]4 years ago
6 0
First multiply

30 + 30 × b = 100
30b + 30 = 100

subtract 30 from each side

30b = 70

divide each side by 30

b = 70/30 = 7/3 = 2 1/3
Whitepunk [10]4 years ago
5 0
30 +30= 60
60b=100
B=40
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