taylorlinklater
taylorlinklater taylorlinklater
  • 01-11-2017
  • Mathematics
contestada

Help!! Need this question done in 20mins. I don't have a graphing calculator to give me the window screen!

Help Need this question done in 20mins I dont have a graphing calculator to give me the window screen class=

Respuesta :

choixongdong
choixongdong choixongdong
  • 01-11-2017
2x - y = 1
2x + y = 7
-------------------add
4x = 8
x = 2

2x - y = 1
2(2) - y = 1
-y = -3
y = 3

answer (1,3)


Answer Link

Otras preguntas

Whats the estimate of 73,404+27,865?
Im so hopeless no one can answer my homework question and its due tommorow :( How much pressure is exerted when air is being compressed?
the electrons that chlorophyll loses to electron transport chain are replenished by
which one of the following is a correct spelling of a plural noun. A) buffaloes B) oxes C) gooses D) knifes
Which sentence contains a verb in the simple past tense? A. She has obeyed her father. B. She obeys her father. C. She obeyed her father. D. She had obeyed her
Which front is not a standard weather front?Select one of the options below as your answer: a. cool front b. cold front c. warm front d. occluded front
how do you shade 1/4 of a rectangle with 12 equal parts
What term is used to describe a trend in literature characterized by the shared assumptions, beliefs, and practices of an influential group of writers? a. liter
why were many Americans eager to move to the western frontier?
Which one of the following statements about attitudes is correct? A. Negative attitudes can't be changed. B. Positive attitudes can help us learn qu