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
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