kkcool5000 kkcool5000

19-10-2018
Mathematics

contestada

evaluate the expressions -8x+5-2x-4+5 when x=2 before and after simplifying. wich method do you prefer explain?

Respuesta :

sleepysheepy sleepysheepy

19-10-2018

If x=2

Before :
-8(2)+5-2(2)-4+5
-16+5-4-4+5
-11-4+5
-14

After :
-10(2)+6
-20+6
-14
Simplify :
-8x+5-2x-4+5
-8x-2x+5-4+5
-10x+6

Answer Link

Otras preguntas

The Ksp of cobalt(II) hydroxide, Co(OH)2, is 5.92 × 10-15. Calculate the molar solubility of this compound.

Viola drives 2 kilometers up a hill that makes an angle of 9 with the horizontal. To the nearest tenth of a kilometer, what horizontal distance jade she covered

As magma cools and crystallizes, minerals form in predictable patterns in a process known as a. fractional crystallization b. partial melting c. intrusion d.

______________ is the capital of North Korea and is the country’s largest city. Osaka Tokyo Pyongyang Seoul

please help me with this! I would appreciate it :)

Samantha puts an initial $500 into a savings account. The account has a 4% annual compound interest rate. What is the function that best represents Samantha's a

what is two and a half percent of $15,000

What pact signed in 1949 helped reinforce that the United States would not return to an isolationist policy? the NATO agreement Warsaw Pact Truman Doctrine Mars

How many atoms of oxygen are in one formula unit of Al(NO3)3?

You can see, smell, and taste microorganisms true or false