medswilson medswilson
  • 21-05-2015
  • Mathematics
contestada

solve each system by elimination> 9x-3y=3: 3x+8y=-17

Relax

Respuesta :

hunaifirst hunaifirst
  • 21-05-2015
9x-3y=3. |x3| 27x-9y=9
3x+8y=-17. |x9|27x+72y=-153
--------------------------------- -

-81y=162
y=-2


9x-3y=3
9x-3(-2)=3
9x+6=3
9x=3-6
x=-3/9
x=-⅓




x=-⅓
y=-2



Answer Link

Otras preguntas

Write an expression for the operation described below subtract t from 9
find the mode of give data 14,12,8,7,12,12,14,8,12,8,12,7[tex]class8[/tex]​
What was the government group that was set up to protect Indigenous peoples in 1968?
what is loud campaign​
A ski resort records the daily temperature during the month of January. multiple choice 2 Nominal Ordinal Interval Ratio
choose the fallacy: you don't want to date him. he's a stalker. slippery slope poisoning the well genetic fallacy hasty generalization
Two charges +q and -q are situated at certain distance, at the point exactly midway betwee them what happens on electric field and potential?
Santiago ramón y cajal referred to _____ gaps as protoplasmic kisses.
What is the connection between Mungo Park and imperialism?
Hey guys, so im 12, in the 7th grade, and i have this drawing i will show you guys in a second, that i drew last year for an art class, and i know i am a pretty