bradensanchez11
bradensanchez11
02-12-2014
Mathematics
contestada
how do i solve 7x-y=21
Respuesta :
NasimAljabri
NasimAljabri
02-12-2014
it is 3 because we multiply 3 and 7 and we get 21
Answer Link
aceituno98
aceituno98
02-12-2014
The answer answer is actually -3 because you divided 7 from 21 and you get 3 then you divided -1 because the y has a negative sing on it and you want it to be positive. That is why the answer is -3
Answer Link
VER TODAS LAS RESPUESTAS ( 71+ )
Otras preguntas
karen drove 12 1/2 miles in 1/4 an hour. how far did she drive in one hour at this rate
a short story in 15 sentences, using the following vocabulary: collapse, particles, collide, galaxy, and planets
Why is a frog's tongue anchored in the very front - opposite to the orientation and anchoring of humans?
What events do the lliad and the odyssey tell about?
how many inches are in 4 miles
Which lists are punctuated correctly? Check all that apply.
Joaquin has $1,300 in the bank and has investments worth $4,000. He also has $7,000 worth of credit card debt. What is the total value of Joaquin's assets
What famous government film was aimed at school-age children to teach them what to do in the event of a nuclear attack?
How do schools get the money they need to operate.
Which Greek order is the simplest?
