You get (c-4)d = cd - 4d.
You have to "distribute" the d to the c and the 4.
Answer:

c)
Step-by-step explanation:
the x rate of change is +2 and the y rate of change if -1. slope is always y over x, therefore, do exactly that. put y (-1) over x (2). thus gett in your answer of the slope.
Answer:
4/7 or 0.
571428 repeated
Step-by-step explanation:
Answer:
skin cells were not burned.
Step-by-step explanation:
<h3><u>
The complete exercise is: Two percent of Sennie's skin cells were burned when she escaped from a fire. If
of her skin cells were burned then, how many skin cells were not burned?</u></h3><h3 />
Let be "x" the number of Sennie's skin cells that were not burned when she escaped from the fire.
According the the data given in the exercise, you know that 2% represents
of Sennie's skin cells that were burned. This means that the percent of her skin cells that were not burned is:

With this information you can write the following proportion:

Solving for "x", you get:

To express the result in Scientific notation, the decimal point must be after the first digit; then you must move the decimal point two places to the left:

Answer:
0.5
Step-by-step explanation: