Question 23525
Equations with DECIMALS!!  That's okay.  Are you allowed to use a calculator??

67.1= 29.7- 0.2w


Subtract 29.7 from each side:
67.1- 29.7= 29.7- 0.2w-29.7
37.4 = -0.2w


Next, divide both sides by -0.2:

{{{37.4 = -0.2w}}}

{{{37.4/-0.2 = (-0.2w)/-0.2}}}
{{{-187 = w}}}


Check:  
{{{ 67.1 = 29.7 -0.2w}}}

{{{ 67.1 = 29.7 -0.2*-187}}}
{{{67.1 = 29.7 + 37.4}}}

It checks!!


R^2 at SCC