jenkinsj39 jenkinsj39
  • 26-02-2021
  • Mathematics
contestada

3y + 7 = 5x 7x - 3y = 1

Respuesta :

Yang100
Yang100 Yang100
  • 26-02-2021

Answer:

x=-3, y=-22/3. (-3, -22/3).

Step-by-step explanation:

3y+7=5x

7x-3y=1

---------------

5x-3y=7

7x-3y=1

--------------

-5x+3y=-7

7x-3y=1

----------------

2x=-6

x=-6/2=-3

7(-3)-3y=1

-21-3y=1

3y=-21-1

3y=-22

y=-22/3

Answer Link

Otras preguntas

plz help math What is 965,000,000,000,000 in scientific notation? A. 9.65×10−149.65×10^−14 B. 9.65×10−129.65×10^−12 C.​ 9.65×10129.65×10^12 ​ D. 9.65×10149.65
how to resolve 573 divided into 14
What should you do when refining and polishing a thesis statement?
What region were added to the United States from 1803 to 1819
Question 10 Given the functions f(x) = -2x - 1 and g(x) = -3x + 4, which operation results in the smallest coefficient on the x term? Two operations result in
Karin wants to use the distributive property to find the value of 19 • 42 + 19 • 58 mentally. Which expression can she use? a)19*(42+58) b)(19+19)*(42+58) c)19*
the production era is recognize for
Solve for r. s=2πrhs=2πrh s2π=rs2π=r s2πh=rs2πh=r s2=rs2=r 2πsh=r
Identify the voice of the verb in the following sentence: You are loved. active OR passive
a 2000 kg car experiences a constant braking force