Anonym
Anonym
12-07-2014
Mathematics
Answered
what value of
a
makes the equation true? 9
a+2=4a-18
Answer :
mariamikayla
mariamikayla
12-07-2014
[tex]9a+2=4a-18 \\9a-4a= -18-2 \\ 5a= -20 |:5 \\a= -4[/tex]
Answer Link
Аноним
Аноним
12-07-2014
[tex]9a+2=4a-18\ \ \ \ /-2\\\\9a=4a-20\ \ \ \ /-4a\\\\5a=-20\ \ \ \ /:5\\\\a=-4[/tex]
Answer Link
VIEW ALL ANSWERS ( 23+ )
Other Questions
what is 188% as a fraction please answer fast
Which of the following root words mean small? Micro- Kudo- Mal- Macro- Please help!
For the reaction 2Na(s) + Cl2(g) --> 2NaCl(s), how many grams of NaCl could be produced from 20 L of Cl2 (at STP)?
Which statement does not accurately describe Franklin Roosevelt? A. He contracted polio at age 39 and needed leg braces for the rest of his life. B.
what is the difference between a prism and a cylinder
why can a square never be a trapezoid
H2SO4 +Fe(OH)2= ? HI+K= ?
How a scientist might use a karyotype to study genetic disorders?
We like hot weather we always goes to the beach to swim what the correct answer
Which verb mood would work best for stating your opinion about a topic? (10 points) Indicative Imperative Conditional Subjunctive