bethania26 bethania26

26-01-2019
Mathematics

contestada

use substitution to solve
y=-2x+1
y=x-5

Respuesta :

26-01-2019

Substitute the y=x-5 into the first equation.
So y=-2x+1 becomes x-5=-2x+1.
Solve for x by isolating x variable terms on one side and integers on the other.
X+2x=1+5
3x=6
X=2

Then plug x=2 into y=x-5
Y=2-5=-3

So x=2, y=-3

Answer Link

Otras preguntas

Does the nucleus (protons and neutrons) weigh more than the electrons?

Use the distance formula to find the unknown value. d= 171 mi, r= 19 mi/min, t= ?

what is x^2+7x+6÷x+1?

“Ethnocentrism— the belief in the superiority of one’s own ethnic group—has taken hold in the world.” Do you agree or disagree? Explain.

How many milliliters of a 3.0 M HCl solution are required to make 250.0 milliliters of 1.2 M HCl?

10/8 as a whole number or mixed number

Were the Versailles treaties fair? Consider all the nations affected.

MACBETH, aside. The Prince of Cumberland! that is a step On which I must fall down, or else o'erleap, For in my way it lies. Stars, hide your fires; Let not lig

Can we move only one electron from its orbit to another orbit of lower energy without moving other electrons of the atom? well i think it cannot happen but if i

Distribute: -(-A-B+2C)= Please help me. I don't understand this. Please show all your work.