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

which statement is true about the function?

Answer: 5 x 4/7 Full explanation.

The following statements are all part of one argument. Which one is the conclusion? a.) Jeremy is a jazz musician. b.) Most musicians are financially irrespons

in chemistry what is Faraday's law

A vehicle purchased for $20,700 depreciates at a constant rate of 4%. Determine the approximate value of the vehicle 15 years after purchase.

william used 15 cm of tape to wrap 3 presents, Find the length of tape to wrap for 1 present?

Christina knits a scarf for each of her 7 friends. Altogether, the scarfs had a total length of 39.9 ft. if each scarf has the same length. how long was each sc

Round to the nearest tenth wa hit is the perimeter of the triangle

An airline knows from experience that the distribution of the number of suitcases that get lost each week on a certain route is approximately normal with μ = 15

What role does calcium play in this regulation, and where is it stored in a muscle fiber?