Steph23465
Steph23465
04-02-2016
Mathematics
contestada
Y=-2x-6
Y=x+9
Elimination method
Respuesta :
apologiabiology
apologiabiology
04-02-2016
so we have
y=-2x-6
y=x+9
elimination
multiply second by e
2y=2x+18
just add them
y=-2x-6
2y=2x+18 +
3y=0x+12
3y=12
divide by 3
y=4
subsitue
4=x+9
subtract 9
-5=x
x=-5
y=4
Answer Link
VER TODAS LAS RESPUESTAS ( 67+ )
Otras preguntas
a 10 foot ladder is leaning against a wall when the base begins to slide away from the wall. when the base is 8 feet from the wall, the base is moving at the ra
acquired goodwill is considered to be a section 197 asset amortized over 15 years for tax purposes. group of answer choices true false
19) mr. smith has allowed mrs. jones to run a sewer line through mr. smith's backyard so that mrs. jones has access to the city sewer system. this is an example
what is the most likely reason that the bones of a mesosaurus are found on the eastern coast of south america and on the western coast of africa?
There are many factors that affect an organization. which factor influences an organization’s structure? the affects the way an organization is structured.
Calculate the unit rate for each option and determine which one is the BEST buy.16 pounds for $31.6828 pounds for $49.56
eBook Dividing Partnership Income Beau Dawson and Willow McDonald formed a partnership, investing $65,000 and $195,000, respectively. Determine their participat
al jafar jewel co. purchased a crystal extraction machine for $50,000 that has an estimated salvage value of $10,000 at the end of its 8-year useful life. compu
mortgage loans that meet all general underwriting standards established by government sponsored enterprises except for the dollar size limit are more commonly r
the nurse is asked to explain to the client the age-related processes that contribute to bone loss and osteoporosis. what is the nurse's best response?
