I need help asap please

I need help asap please

A scientist sets up a pipette he will use to drip a chemical into a beaker full of water. The concentration of the chemical in the beaker over time is modeled by C(x), where x is time in minutes....

I need to simplify x^2+9/x^2-9 times x-3/x+3, but x^2+9 is prime so it can't be factored. HELP!

For each orders pair I have to determine whether the numbers is a soulution to the ordered pair

(x+2)(x-1)(x-8)>0

{w|≥4} {w|>7}

Find f(k-1) when f(x)= 4x2+5x+4

please help, I'm not sure how to do this!

The sum of three numbers is 119. The second number is 4 times the third. The third number is 7 more than the first. What are the numbers?

-x+4y=3 how do i find the ordered pair???

please solve the equation. thanks

Use the distributive property to remove the parentheses. 8b^2(6-9b^5)

Question for 5 marks.

y = 2x + 1 Y = -4x + 7

It's wanting me to find out the constant rate of change, and I don't know how.

Pls explain the equation and the variables

What is the correct answer for: 12÷2(6-7+4)x2=

Create a linear quation in the form y =mx +b.Using the steps in the box called To graph A linear equation on page 165 of your ebook find 3 solution ( ordered pairs) for the equation. Then, graph...

(1/7)^X-1=49X

The sum of a number divided by 6 and 8 is 3 .