Question 66148
Solve each equation:

1.    3x + 5 - 6x = 3 - x
(3-6)x+5=3-x
-3x+5=3-x
-3x+3x+5=3-x+3x
5=3+2x
5-3=3-3+2x
2=2x
2/2=2x/2
{{{highlight(1=x)}}}
Check by substituting 1 in for x and seeing if the sides of the equation equal.
3(1)+5-6(1)=3-(1)
3+5-6=3-1
2=2 we're right!!!
:
2.    3 - (1/5)(x) = 2
{{{3-3-(1/5)x=2-3}}}
{{{(-1/5)x=-1}}}
{{{-5*(-1/5)x=-5(-1)}}}
{{{highlight(x=5)}}}
Check:
{{{3-(1/5)(5)=2}}}
{{{3-5/5=2}}}
{{{3-1=2}}}
2=2 we're right!!!
:
3.    x - .2x = 6.4
Clear the decimals by multiplying everything by 10.
{{{10x-10(.2x)=10(6.4)}}}
{{{10x-2x=64}}}
{{{8x=64}}}
{{{8x/8=64/8}}}
{{{highlight(x=8)}}}
Check:
8-.2(8)=6.4
8-1.6=6.4
6.4=6.4  we're right again.
Happy Calculating!!!