GeekyElement GeekyElement

03-12-2017
Mathematics

contestada

Solve the system of linear equations by substitution. Check your solution.

4x + 2y = 8
6x - 4y = 5

Respuesta :

lesliekolleroxrkcf lesliekolleroxrkcf

03-12-2017

8x+4y=16
6x-4y=5
_________
14x. =21
x = 3/2
4*(3/2)+2y=8
6+2y=8
2y=2
y=1

4*(3/2)+2*1=8 check
6(3/2)-4*1=5 check

Answer Link

Otras preguntas

Find x and TU Show all the work

A circle has a radius of 4 cm and an arc of length 6 cm. What is the measure of the angle at the center?

A registered nurse anesthetist _____. has the same training and authority to work with patients as an anesthesiologist is a career option for nurses who have ju

after 2 hours the displacement of a car is 160km north the initial displacement of the car is 0. what is the average velocity of the car

That minimum coefficient of static friction between the tyres and the road that will allow the car that will round safely.

For brainliest please help!

Write the balanced chemical equation for the following reaction and identify the type of reaction.Barium chloride reacts with aluminium sulphate to give alumini

7. Find x and y. I can’t figure these out pls help

write an application to your class teacher to issue you a marksheet of the recent exam.

Which equation best describes the graph? 8 2 -8 -6 -4 -2 2 2 8 -2 4 -6 -8 С A y = 2x + 4 y = -2x + Dy=-3x+4 B y = 3x + 4