Answer:
5
Step-by-step explanation:
each daughter has 2 sisters and 2 brothers but each son had 1 brother and 3 sisters
-17
-6-11=-17
1/3 B h
1/3(50.24)(10)
plug in into a calculator
2+5(x+3)- (2x-7)(x+2)
7(x+3)- (3x+4x-7x-14)
(7x+21)-(7x-7x-14)
(7x+21)-(14)
7x+21-14
=7x+7
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