BritishAce
BritishAce BritishAce
  • 01-02-2017
  • Mathematics
contestada

Substitution Method. Help please? #5 please!

Substitution Method Help please 5 please class=

Respuesta :

apetrostone
apetrostone apetrostone
  • 01-02-2017
switch the second equation to equal y so...
y=-2x-3
then plug in for y in the first equation
2x+4(-2x-3)=6
2x-8x-12=6
-6x=18
x=-3
now plug in for y
2(-3)+y=-3
-6+y=-3
y=3

answer (-3,3)
Answer Link

Otras preguntas

What is the surface area of a cylinder with base radius 3 and height 6?
It is an infraction or misdemeanor to sell a dog under the age of ______________ without written authorization from a veterinarian. Group of answer choices 2 we
Ana_______tomar aquella declslón. A. debió O O B. debe O C. debiste O D. debí
A bowling alley and a skating rink both offer birthday party rentals. The bowling alley costs $5 per person plus a $15 room rental fee. The skating rink costs $
PleAsee help me solve this
What were some of the social and economic issues of the country that shaped Johnson's presidency?
Choose the equation of the line that has a slope of zero and passes through the point (6, -3).
40=4y what is the value of y?
I WOULD LIKE HELP WITH THIS PLEASE!!!
Please help me! Which examples could match the labels A, B, C, and D in the diagram?