thomaa
thomaa
01-12-2016
Mathematics
contestada
solve for x 5 (x+2)=8x+20
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
Sorbji
Sorbji
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
VER TODAS LAS RESPUESTAS ( 91+ )
Otras preguntas
What are the advantages and disadvantages of globalization
how do you balance __H2SO4 + __B(OH)3 --> __B2(SO4)3 + __H2O
What are the advantages and disadvantages of globalization
Hey guys, I need 5 sentences!¿Prefieres viajar en coche, en tren, en barco o en avión? ¿Por qué?
What are the advantages and disadvantages of globalization
What are the advantages and disadvantages of globalization
how do you balance __H2SO4 + __B(OH)3 --> __B2(SO4)3 + __H2O
how do you balance __H2SO4 + __B(OH)3 --> __B2(SO4)3 + __H2O
What are the advantages and disadvantages of globalization
how do you balance __H2SO4 + __B(OH)3 --> __B2(SO4)3 + __H2O