Nene2001
Nene2001
18-03-2016
Mathematics
contestada
how to solve x-y=102x-y=17
Respuesta :
Trevish
Trevish
30-03-2016
x-y=10
2x-y=17
So to start
x=10+y
now replace x in the second equation
2(10+y) -y=17
20+2y-y=17
20+y=17
y=17-20
y=-3
Now replace y with -3 in any equation to find x
x-(-3) = 10
x+3=10
x=10-3
x=7
Answer Link
VER TODAS LAS RESPUESTAS ( 91+ )
ACCESS MORE
ACCESS MORE
ACCESS MORE
ACCESS MORE
Otras preguntas
mathematical terms that mean the opposite of
Which words make up the adverb phrase in the sentence? Which word does the adverb phrase modify? During the winter, our whole family skates daily. a. During th
How did world war 1 affect the racial and ethnic makeup of american cities?
Explain how 9x4 can help you find 9x8
What's the movement of a stationary object?
Which is not an African nation? Guinea Yemen Niger Cote d’Ivoire
The samurai warriors of feudal japan resemble the knights of medieval europe in many respects. which of the following characteristics applies only to the samura
Which is the area of a circle with a radius of 5 units? (use 3.14 for )?
what is 15/18 simplified
People were beginning to question scientists god authority
