BritishAce
BritishAce
01-02-2017
Mathematics
contestada
Substitution Method. Help please? #5 please!
Respuesta :
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
VER TODAS LAS RESPUESTAS ( 53+ )
Otras preguntas
how to fight depression :\
Energy Transformation: A home is heated with geothermal energy (What energy forms are used and how do they go from each form to get to the final form)
What are the possible adverbs in the following word list? 15 options barely real anywhere sleepily march sure piano most scarcely fully blow sweetly never no of
Simplify: 5x( 3 - 12x )-3(4- 20x^2 )
Find the area and the circumference of a circle with radius 6 cm. Write your answers in terms of it, and be sure to include the correct units in your answers.
3. Calculate the [H+], POH, and [OH-] for the following solutions: a) (10 Points) pH 2. 90 (the approximate pH of lemon juice b) (10 Points) pH 3. 86 (the appro
Price Number of Baskets Sold$ 20 318 516 714 1012 1510 30The table shows the demand schedule facing Nina, a monopolist selling baskets. What is the change in to
12.) A hypothetical condition would be employed in an assignment to
Can any one answer this correctly?
Al encontrar al ahogado, diferentes grupos de gente se comportan de modo distinto. De que manera se comportan los ninos ?
