rachelcunnin rachelcunnin

01-02-2021
Mathematics

contestada

Solve the following system of equations.
3x + 5y = 5
7x + 5y = 25

i need the value of x and y.

Respuesta :

ezwin224 ezwin224

01-02-2021

Answer:

x=5 and y=-2

Step-by-step explanation:

3x+5y=5

-(7x+5y=25)

-4x=-20

x=5

plug 5 into one of the equations. 3(5)+5y=5

y= -2

Answer Link

Otras preguntas

Observa la cantidad de lechugas que se consumen en el centro de entrenamiento de elefantes de Alí. ¿Son directamente proporcionales el número de elefantes y el

As I was to learn, the Martian nights are extremely cold, and as there is practically no twilight or dawn, the changes in temperature are sudden and most uncomf

the rectangle on birthday the perimeter of 24 cm and the width of 4 cm find the length of the rectangle and calculate the area of the triangle pqr

what is the slope of x=0

HELPPPP!!!!!!!!!!!!!!!!!!!! 100 POINTS!!!!!!! From The Adventures of Tom Sawyer by Mark Twain There was a rustling of dresses, and the standing congregation sat

Please help urgent ❤️❤️❤️Pl

7. Do you have any reservations about taking this course? Explain. How can I help? I dont understand what it means by reservations please help I just started th

Given: DR is the tangent to Circle O. If m of angle RDC = 150, then m DAC = A. 75 B.150 C.300

Two common formats for a business letter are block and _____.

HELP!! WILL GIVE BRAINLIEST!! the graphs below have the same shape. what is the equation of the blue graph?