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 ( 51+ )
Otras preguntas
The streets in Sachi's city are arranged in square blocks. Sachi left her house and walked 5 blocks east and 2 blocks north to Jim's house. She and Jim walked 1
Grapes were on sale for $0.92 per pound . If Jeff purchased 0.75 pounds , how much did he pay for the grapes ?
Which of the following is found in both DNA and RNA? a. ribose, phosphate groups, and adenine b. deoxyribose, phosphate groups, and guanine c. phosphate group
A chemist is studying an unknown substance. He can break it into its elemental components only by using chemical means. Based on this observation, how should th
Factor -6m + 9. a.-6(m - 3) b.-6(m + 9) c.-3(2m + 3) d.-3(2m - 3)please exsplain
What are the powers called that the framers of the constitution felt existed and were expected to be held by the national government due to historical precedenc
Vancouver Island is off the west coast of Canada, north of Washington State. The island is divided by mountains, the Vancouver Island Range. Describe what the c
Can toothpaste burn your skin
Fill in the blank with the correct negative tu command conjugation of the verb in parentheses. No (estacionar) aqui. estacionar estaciona estacionas estaciones
a person who is 15 years old have a minimum held the rate of
