DamiaS466415 DamiaS466415

03-11-2022
Mathematics

contestada

Directions: Solve each system of equations algebraically. Verify the solution using the graph of the system. 1. y=-x-4 y=3.x y 5

Directions Solve each system of equations algebraically Verify the solution using the graph of the system 1 yx4 y3x y 5 class=

Respuesta :

AwaN94221 AwaN94221

03-11-2022

y=-x-4 (a)

y=3x (b)

Put (b) into (a) and solve for x:

3x=-x-4

3x+x = -4

4x= -4

Divide both sides by 4

4x/4 = -4/4

x= -1

Replace the value of x on any equation:

y=3x = 3(-1) = -3

Solution : (-1,-3)

Graph:

Ver imagen AwaN94221

Answer Link

Otras preguntas

In "The World is Flat, Tom Friedman suggests that information technology (aka, the internet) has created a world were anyone who is connected can compete and su

Which of the following can be classified as a mixture? OOOO a no pure air pure gold pure water pure nitrogen

In the United States fuel efficiency of cars is measured in Miles Per Gallon units or simply MPG, MPG means how many miles a car can travel using one gallon of

Multiply the following polynomials (5x^2-7)(5x^2+7)

3. 1 3/8 - (-7/8) What is the answer to this

A person's BAC is estimated to decrease 0.015 percent an hour. True False

need help on question 6 please

Which drawing medium will get darker over time because it tarnishes?

Two lines intersecting at a right angle

The profit P (in thousands of dollars) for an educational publisher can be modeled by P 52b31 5b21b where b is the number of workbooks printed (in thousands). C