jazzieeilish
jazzieeilish jazzieeilish
  • 04-03-2018
  • Mathematics
contestada

how do you do the elimination method? Example: -8+6y=2;16x-3y= -13

(click on picture to see the full thing)

how do you do the elimination method Example 86y216x3y 13 click on picture to see the full thing class=

Respuesta :

Wizkid8402
Wizkid8402 Wizkid8402
  • 04-03-2018
Double the first equation to get
-16x+12y=4

Add that to the second equation and get
9y=-9
y=-1

Then we solve for x. Let's plug y into the first equation.
-8x+6y=2
-8x-6=2
-8x=8
x=-1

y=-1
x=-1
Answer Link
mumsy
mumsy mumsy
  • 04-03-2018
I will attach the picture
first step is to multiply the first equation by 2
Ver imagen mumsy
Answer Link

Otras preguntas

NEED HELP NOW! Explain why the two figures below are similar. Use complete sentences and provide evidence to support your explanation. WILL GIVE BRAINLIEST!
Simplify the given expression. (–3x2 – 9x + 17) – (15x2 + 20x – 4)
f(x)=3x-5 and g(x)=x^2+2, fins (f+g)(x)
what is HPLC? List its basic parts and state their functions​
Question 23 refers to the following poem.WHY IS THE BOAT WHISTLING?LostDesolate and loneAll night long on the lakeWhere fog trails and mist creeps,The whistle o
Jayda's house is tocated at (1, 5), She can walk in a straight line to get to Cristian's house A fast-food restaurant is located at (11,0) and partitions the w
Question:6 ...................................
two sign of mental/emotional and socal stress
What is amnesia?? I know one person who have this... :/
Solve the quadratic equation by completing the square. PLEASE HELPPPPPPPPPPPPPP!!!!!!