01-12-2016
Mathematics

contestada

solve for x 5 (x+2)=8x+20

solve for x 5 x28x20 class=

Respuesta :

xman7373 xman7373

01-12-2016

Distribute the 5 outside the parentheses into the parentheses.
5(x+2)=8x+20
5x+10=8x+20
Bring x to one side, other numbers to another
5x+10=8x+20
-8x -8x
-10 -10
-3x=10
divide by -3
x=-10/3
approximately -3.33333333

Answer Link

01-12-2016

First, Distributive Property

5 (x+2)=8x+20
5x+10=8x+20 *Move constants and variables to opposite sides*
-5x -5x
-----------------
10=3x+20
-20 -20
-------------
-10=3x
----- -----
3 3

x= -10/3

Answer Link

Otras preguntas

Last Friday Tony worked 7 1/2 hours. Express this time as a fraction of the day.

Fill the blank with the appropriate contraction (a subject/verb)? Spell correctly. Emily Dickinson ventured through the threshold of death, which was quite sho

Solve the given equation by using the quadratic formula. 2x2 - 3x - 4 = 0. what value is under the radical in your answer? (note: you are asked only to identify

Phenylketonuria, a metabolic disease in humans, is caused by a recessive allele, k. if two heterozygous carriers of the allele (k/+) marry and plan a family of

Vegetation in a chaparral would most likely include

12. THE REPUBLIC OF TEXAS EXISTED FOR APPROXIMATELY A. 5 YEARS B. 10 YEARS C. 15 YEARS D. 50 YEARS

Does the human diet have many food s which are made up of only one saccharide type

Are people as self-sufficient today as they were in colonial times?

how did Abraham Lincoln propose that the victorious North should treat the defeated South?

Suppose that people who watch a lot of violence on tv are also particularly likely to behave aggressively. this relationship would not necessarily indicate that