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 ( 98+ )
Other Questions
Chemicals known as secondary compounds:a. Are created through the process of fermentationb. Are used by plants as a defense against hungry predatorsc. Help prim
Beans, trees, humans, and cows all use cellular respiration to break down glucose.a) Trueb) False
After purchasing a car, how long typically do you have to register it?A) 30 days.B) 60 days.C) 90 days.D) 180 days.
Read the excerpt from "The Most Dangerous Game," by Richard Connell.---His foot touched the protruding bough that was the trigger. Even as he touched it, the ge
There is no single flexibility test that is used to determine overall body flexibility. A. True B. False
State whether the given meaning of the phrases are true or false.Getting a second wind Meaning: Having energy again after being tired.a. True b. False.
The energy molecule ATP : a. Provides energy for endergonic reactions. b. Is produced by the oxidation of other molecules during cellular respiration. c. Gets i
The father of the Administrative Principles school was:A. Mary FollettB. Henry MintzbergC. Frederick W. TaylorD. Henri Fayol
What does the following error message indicate: "Credential Guard and/or VBS (Virtualization-Based Security) Key Isolation are configured but the secure kernel
In certain chickens, tall is dominant to short. If a heterozygous hen is crossed with a homozygous tall rooster, what is the probability that the offspring will
Express 0.59 as a fraction....
john and mary went to the mall. Is that a sentence or a fragment?
(64/9)^(-2/3) Simplify the expression
(64/9)^(-2/3) Simplify the expression
depict an angle 7pi over 4 in standard position
Explain why summer in the Northern Hemisphere is cooler than summer in the Southern Hemisphere.
(64/9)^(-2/3) Simplify the expression
What were the origins of Islam and what are its main beliefs ..
(64/9)^(-2/3) Simplify the expression
What equals to 31 using multiplication?