4x-1=18
4x=18+1
4x=19
x=19/4
I got 40.3
I’m pretty sure this is correct Srry if it’s not
Hope this helps :)
The average speed is 4 miles per minute
WORK:
8mi=2minutes
÷2 ÷2
------------
4 1
4mi=1 minute
Answer:
To quickly solve this problem, we can use a graphing tool or a calculator to plot the equation.
Please see the attached images below, to find more information about the graph
The equation is:
f(x) = x^4 – 2x^3 + 5x^2 – 7x + 9
The equation has only complex roots.