Need Help with:
a)solving for x:
a-2[b-3(c-x)]=6
b)how do I write
0 ≥ x ≤ -2
in the <------------------------->
and in interval notation
c)How do I find the two answers to:
3-|2x+4| ≤ 1
I have read and tried following what my book said and I can't get the answers that appear in the book.
d)Is this correct:
solving for m:
$\displaystyle
F= G \frac {mM} {r^2}
$
$\displaystyle
m = \frac {Fr^2} {GM}
$