vasquezcochran vasquezcochran

04-04-2018
Mathematics

contestada

(2,-2)
3x+y=4
x-3y=-4

Find if the intercept ls correct by substituting the x and y

Please feel free to ask questions
THANK YOU

Respuesta :

SINAZEUS SINAZEUS

04-04-2018

you should put 2 as x, -2 as y and b as the y intercept

3x+y=4
[tex]3 \times 2 - 2 = b \\ 4 = b [/tex]
the first one is true

x-3y=-4
[tex]2 - 3 \times ( - 2 )= b \\ 2 - (- 6) = b \\ 8 = b[/tex]
the second one is wrong

good luck

Answer Link

Otras preguntas

Why is john d. rockefeller famous?

Which of the statements about the y-coordinate are true? I. The y-coordinate describes the horizontal distance from the origin. II. The y-coordinate is the fir

Alteration of the physical form of a drug outside its label is: a. never done in veterinary medicine. b. only done in iv admixtures. c. only done by a physic

Health includes both body functioning and overall well-being

How are credit cards more secure than cash? (Site 1)

How do scientists most often gain new knowledge?

Which of the following artists is responsible for painting on canvas and helping to make this a common practice?

other names for zero :-

Oliver needs to save at least $1500 to buy a computer. he already has saved $650. how solve the inequality

Simplify the following expression. 16x^6-12x^4+2x^2 / _2x^2