18+8/4x2
18+8/8
18+1
PEMAS
parentheses,
The answer is -10x^3+23x^2-24x+18
5 dollars per hour
because 15 divided by 3 is 5.
Equivalent of fractions using decimals
This does not look easy to factor, so I'd suggest using the quadratic formula:
-1 plus or minus sqrt( 1-4(3)(-5) )
x = -----------------------------------------------
2*3
-1 plus or minus sqrt(61)
= ------------------------------------
6
Thus, there are 2 real, unequal, irrational roots / solutions.
