How much does helga make per week

How much does helga make per week

I am confused as to what the answer is to this equation and how to solve for x in this situation. Any help?

842 = 500(1.11)x I can't remember how to solver power x.

Trying to write an equation for a word problem.

7x2 - 10x - 1 = 0

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....

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

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

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!

{w|≥4} {w|>7}

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

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)

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

I just need to know how to solve it step by step and graphing it

Question for 5 marks.