pwxzvvptib pwxzvvptib

13-12-2020
Mathematics

contestada

what would be the best first step to solve this
(4x-9x)(12+8x)=9(4x)

Respuesta :

shemtomke shemtomke

13-12-2020

Answer:

open the brackets is the first step

Step-by-step explanation:

4x(12 + 8x) -9x( 12+8x) = 36x

48x + 32x^2 -108x -72x^2 =36x

32x^2 - 72^2 + 48x - 36x - 108x = 0

-40x^2 -96x = 0

find x using quadratic formular

Answer Link

Otras preguntas

PART A Essay [50 Marks] Answer one question only from this section. All questions carry equal marks. Your answer should be about 350 words long. You are advised

(30pts} Find the missing measurements.

(100 points on this) Compare the volumes of the two figures. Is the volume of the prism less than, greater than, or equal to the pyramid?

Which expression is equivalent to 30°? O cost Cos-1() O sint O sin() cos()

Why did Native Americans fight against the United States in the Plains Indian Wars during the late 1800s?

In Soccer, how many points is each goal worth?

the length of a rectangle is twice its width. If the perimeter of th r rectangle is 60 in, find its length and width

3. Which linear equation represents the line graphed below?

what claim is the author making in paragraph 8? Answer choices for the above question A. We should pay attention to the celebrities who try to make the world

A student reads that propane gas is the main source of energy for outdoor grills. Propane gas is made up of carbon and hydrogen atoms. Propane has stored ____ e