How do you simplify \frac { 3} { 4} x + \frac { 1} { 2} x \cdot x * x - 5\frac { 1} { 4} x?

1 Answer
Jun 14, 2017

-9/2x+1/2x^3

Explanation:

When solving equations, the order of operations go like this:
1st - Multiplication or division
2nd - Addition or subtraction

Generally, these +,-,x,div are done from left to right.

Do the multiplication of terms first.

1/2x * x * x = 1/2x^3

Then, do the subtraction of like terms.

3/4x-5 1/4x = -9/2x

Putting them together,
-9/2x+1/2x^3