Answer:
b=15
Step-by-step explanation:
7(b+1)=2*56 (we cross multiply)
7b+7=112
7b=105
b=15

The formula for area of triangle is -

________________________________
So, the area of first triangle =



________________________________
Area of second triangle =



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Area of second triangle - Area of first triangle



Answer: you can ask questions your struggling with and people like me will help you answer them. You can also help other people answer their questions and get points for it
Step-by-step explanation:
Answer: 40 books
Step-by-step explanation: 20%=8 Books
100 divided by 20 = 5
8 x 5 = 40
Answer:
s = 1
Step-by-step explanation:
4s + 6s - 4 = 6
10s - 4 = 6
+ 4 +4
10s = 10
10s/10=
s = 1
Hope this helps! If you have any additional questions please don't hesitate to ask me or your teacher to be sure you master the subject. :) Stay safe and please mark brainliest!