Anonym
Anonym
13-08-2014
Mathematics
Answered
7/9=b/b-10 please help!!
Answer :
Аноним
Аноним
13-08-2014
[tex]\frac{7}{9}=\frac{b}{b-10}\\\\cross\ multiply\\\\9b=7(b-10)\\9b=7b-70\ \ \ \ |subtract\ 7b\ from\ both\ sides\\2b=-70\ \ \ \ \ \ |divide\ both\ sides\ by\ 2\\\\\boxed{b=-35}[/tex]
Answer Link
VIEW ALL ANSWERS ( 78+ )
Other Questions
In Cuba, What century architectural and urban development reached its peak? a. in the seventeenth century c. in the fifteenth century b. in the nineteenth centu
Which of the following is the best treatment for a virus? disinfectant vaccine antibiotic none of the above
how did the Aryans influence the culture of south Asia. Their music, literature, and ways of dress are still practiced throughout the region. b. They wanted to
A sentence with the word evaporation
John Steinbeck's story "Johnny Bear" is about a man with ___ features. A. ursine B. serpentine C. aviary D. feline
Which of the following best describes the cause of the cultural revolution Lack of idealism and compromising of communist ideology The strong influence and infl
Wooden blocks are stacked to form a cube 3 blocks wide,3 blocks long, and 3 blocks high.How many blocks are used?
caper : capricious :: A. apis : obstinate B. canis : canine C. leo : feline D. avis : apiary
In the late 1800s, railroad companies often took advantage of homesteaders by A.offering to transport their belongings for a small fee. B.offering them employme
Which sentence combines both an active verb and a concrete noun? A. The officer was given an award. B. The child was allowed to play until dark. C. Harriet was
