I’m pretty sure they all are real numbers-
Answer:
First statement is wrong
Step-by-step explanation:
Forgive me if I am wrong
$45 x .15 = $6.75 discount
$45 - $6.75= $38.25
Sales tax 6%
$38.25 x 0.6 =$ 2.29
$38.25 + $2.29 = 40.54$
Jeans total is 40.54$
Answer:
Multiplication
Step-by-step explanation:
I think what you're talking about is not a decimal, but a multiplication point:

This dot can donate multiplication when in the middle of two numbers and/or fractions.
But if you're talking about some other point, then I don't know, sorry. :(
Answer:
![x[2x - 5][3x - 4]](https://tex.z-dn.net/?f=x%5B2x%20-%205%5D%5B3x%20-%204%5D)
Step-by-step explanation:
![6x^3 - 23x^2 + 20x \\ x[6x^2 - 23x + 20] \\ \\ [x][6x^2 - 8x] - [15x + 20] \\ \\ [x]2x[3x - 4] \: -5[3x - 4] \\ \\ x[2x - 5][3x - 4]](https://tex.z-dn.net/?f=6x%5E3%20-%2023x%5E2%20%2B%2020x%20%5C%5C%20x%5B6x%5E2%20-%2023x%20%2B%2020%5D%20%5C%5C%20%5C%5C%20%5Bx%5D%5B6x%5E2%20-%208x%5D%20-%20%5B15x%20%2B%2020%5D%20%5C%5C%20%5C%5C%20%5Bx%5D2x%5B3x%20-%204%5D%20%5C%3A%20-5%5B3x%20-%204%5D%20%5C%5C%20%5C%5C%20x%5B2x%20-%205%5D%5B3x%20-%204%5D)
I am joyous to assist you anytime.