Ughmega Ughmega

04-09-2015
Mathematics

contestada

X-(4x-7)=5x-(x+21)
This is for my math class on homework

Respuesta :

Emily2020279 Emily2020279

04-09-2015

x-(4x-7)=5x-(x+21)
x-4x+7=5x-x-21
-3x+7=4x-21
-7 -7
-3x=4x-28
-4x -4x
-7x=-28
/-7 /-7
x=4

Answer Link

Otras preguntas

Which of the following modifications to the list of assets and liabilities below would result in a net worth of $100,000? Recreational Vehicle valued at $110,00

In Franz Kafka's The Metamorphosis, when Mr. Samsa first sees Gregor transformed into an insect, he makes a fist at him as if to punch him. What does this actio

A tortoise is walking in the desert. It walks at a speed of 3 meters per minute for 37.5 meters. For how many minutes does it walk?

Which of the following is not a category that can be used to interpret a text? A. ethical B. sociological/historical C. informal D. biographic/psychological

The density of an element is 19.3 g/cm^3. What is its density in kg/m^3?

which of the following best describes the main difference between a sea and ocean? a. a sea has no salt b. an ocean is surrounded by land c. a sea is surrounded

How do I find the chemical formula?

How did radio shape modernism in the 1920s?

China's diverse topography and location have resulted in which of the following developments? A. its relative isolation throughout its long history B. its role

what is 256 written as a power