03-04-2016
Mathematics

contestada

x(x^2-6x+5)=12(x-5)
Please! Step by step.

Respuesta :

annika64 annika64

03-04-2016

X(x^2-6x+5)=12(x-5)
Distribute
x^3-6x^2+5x=12x-60
Simplify (minus 12x from both sides)
x^3-6x^2-7x=60
Factor X
x(x^2-6x-7)=60
Divide X from btoh sides
(x^2-6x-7)=60/x
Simplify
X=7.861308

Answer Link

Otras preguntas

Help Please!!!! Show work! thank you

How did writers, visual artists, and transcendental thinkers shape American identity in the nineteenth century?

Every month, $65 is withdrawn from Tom's savings account to pay for his gym membership. He has enough savings to withdraw no more than $585. For how many months

All of the elements heavier than oxygen are created by fusion reactions in _____.

The table shows Alice's age (a) and her daughter Martha's age (m). Complete the table and the equation. Alice’s Age in Years (a) Martha’s Age in Years (m) 28 6

Please help I need to know if my answer s are right or not I will mark brainliest

what is depth-charging

There are eight book shelves with 44 books per shelf. How many books are there altogether? If 1/4 of these books are novels, how many novels would there be?

A conical container can hold 120π cubic centimeters of water. The diameter of the base of the container is 12 centimeters. The height of the container is centi

Please please help me out!!