JoeWeidner
JoeWeidner
10-02-2017
Mathematics
contestada
How do you solve for x and y?
Respuesta :
wolf1728
wolf1728
10-02-2017
A) 3x -2y = -8
B) x +5y = 20
Multiply B times -3
B) -3x -15y = -60 Then adding this to A)
A) 3x - 2y = -8
-17y = -68
y = 4
B) x +5y = 20
x + 20 = 20
x = 0
Answer Link
VER TODAS LAS RESPUESTAS ( 52+ )
Otras preguntas
In a well-developed paragraph, analyze Poe’s theme in “The Premature Burial.” Your paragraph should state the theme in one sentence. What specific story element
what does Collisions of helium atoms with the walls of a closed container cause
Salinity of sea water is usually measured in parts per
9E and 9F please. I'm unsure about the answers.
Around midcourse, a velocity adjustment is performed to eliminate the small errors introduced when departing from Earth's orbit. This adjustment is performed us
Group that demanded immediate emancipation and racial equality for African Americans
Is 720 cm equal to 7.2 m
Cindy has $28 she has four times more money than erik how much money does eric have
How were the Greeks influential in recording history
A train travels from boston to new york once each day. how far does the train travel in one week on this route 216 miles
