sarahpardue1982 sarahpardue1982

01-03-2019
Mathematics

contestada

Solve the system of equations using substitution.

{y=9x
6x−y=−1

Respuesta :

quinnxhailey quinnxhailey

01-03-2019

Answer:

x = 1/3

y = 3

Step-by-step explanation:

6x - 9x = -1

-3x = -1

x = 1/3

y = 9

y = 9(1/3)

y = 3

CHECK:

6(1/3) - 3 = -1

2 - 3 = -1

-1 = -1

Answer Link

Otras preguntas

I need answers to a Somebody, Wanted, But, So, Then assignment on the trojan war. please help!

Find the perimeter of the figure

find the perimeter to the nearest hundreth

On the ACT math section, you will need to: O A. have an understanding of college-level math skills. O B. be able to find correct answers without a calculator.

What caused the Russian Revolution?

pendant mon temps libre je fais beaucoup deschoses. par exemple je fais de la danse une fois par semaine. je l'adore parce que c'est bon pour le corps.en plus

Evaluate the given function. f(x) = - 9x+7, f(- 14)

Find an equation of the line containing the given pair of points in point-slope form and in slope-intercept form. (1,5) and (3,6)

A lead bar 12 cm long, 2 cm wide, and 2 cm talk has a density of 11.3g/cm3. If you cut the bar in half, what is the density of one of the halves?

What is the interquartile range if the data set? 5,911,13,16,16,19,21