Answer
DFE and FED
Step-by-step explanation:
In order to reach the total cost of $128, you need to find the number of hours the company cleaned. The equation to do so would be
30x+ 8 = 128
If you subtract 8 from both sides and then divide by 30 you'll find that x=4.
Answer:
positive 29
Step-by-step explanation:
Answer:

Step-by-step explanation:
first multiply both side by 2 to get rid of the fraction





Answer:
Zeros of Functions. A zero of a function f is a number a such that f(a) = 0. In other words, a zero of f is a solution for the equation f(x) = 0.
Step-by-step explanation: