Dakotahyatt
Dakotahyatt
02-09-2017
Mathematics
contestada
Answer bottom 6 algebra 1 problems please
Respuesta :
WojtekR
WojtekR
02-09-2017
3)
Domain:
[tex]v+12\neq0\\\\\boxed{v\neq-12}[/tex]
[tex]9=\dfrac{v+4}{v+12}\quad|\cdot(v+12)\\\\\\9(v+12)=v+4\\\\9v+108=v+4\\\\9v-v=4-108\\\\8v=-104\quad|:8\\\\\boxed{v=-13}[/tex]
4)
[tex]7-(5t-13)=-25\\\\7-5t+13=-25\\\\-5t=-25-7-13\\\\-5t=-45\quad|:(-5)\\\\\boxed{t=9}[/tex]
5)
[tex]-3(7p+5)=27\\\\-21p-15=27\\\\-21p=27+15\\\\-21p=42\quad|:(-21)\\\\\boxed{p=-2}[/tex]
6)
[tex]14+13y=20y-21\\\\13y-20y=-21-14\\\\-7y=-35\quad|:(-7)\\\\\boxed{y=5}[/tex]
7)
[tex]\dfrac{-8-3k}{2}=11\quad|\cdot2\\\\-8-3k=22\\\\-3k=22+8\\\\-3k=30\quad|:(-3)\\\\\boxed{k=-10}[/tex]
8)
[tex]-15b+21+5b=-19\\\\-15b+5b=-19-21\\\\-10b=-40\quad|:(-10)\\\\\boxed{b=4}[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 94+ )
Otras preguntas
Fill in the blank with a possessive pronoun that BEST completes the sentence. You must remember to clean _________ room before you go to the movies. A) the B) y
What bone cells respond to stress ?
help me please ill give 5 star rating
The Roman author Quintilian said, "Art was inspired by nature, a work of art differs from nature because an artist will transform nature into art." Examine the
What is the missing value in this table of equivalent ratios? 10 18 15 27 20 36 25 ? 30 54 A. 45 B. 48 C. 50 D. 54
How will water from the lake change rocks over time
A therapist at a free university clinic treats elementary school children with behavior problems who are referred by a social service agency. She is also a doct
Which best describes the nature of cellular respiration? It is an energy-seeking process. It is an energy-gathering process. It is an energy-releasing process.
twenty words using the letters above. Cant use the words; sirens, nose, spine, pose, expire, pins, roses, rise, pioneers, express, and expression. Thanks!
the wearing away and removal of rock or sediment is called a.)weathering b.)depostion c.)erosion