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

What is the significance of the main verbs in the meaning of a passage?

what is the speed of sound in a vacuum?

What does the dialogue between Sergei and the goldfish reveal about their relationship

The stratospheric ozone layer is important to ecosystems because it ________.

Is 14.1 a - rational number - integer - whole number -all of the above

Why was the caravel such an important advancement for exploration? A. it was an instrument that allowed explorers to better navigate the oceans B.

Identify the opposing sides in the fight for ratification and describe the major arguments for and against the proposed constitution.

How can the creation of a new empire impact of people and culture of a region

Multiply (2 – 7i)(–1 + 4i).

Read the excerpt. from the gettysburg address four score and seven years ago our fathers brought forth on this continent a new nation, conceived in liberty, and