Answer:
20+3c
Step-by-step explanation:
c is the cost of each Cd
Answer:
Speed limits on the highway, minimum payments on credit card bills, the number of text messages you can send each month from your cell phone, and the amount of time it will take to get from home to school. All of these can be represented as mathematical inequalities.
Step-by-step explanation:
A speed limit of 55 mph means you must drive less than or equal to 55 mph.
Answer:

Step-by-step explanation:
When we are to find the equation of the line passing through two points, say
and
we use two -point form.
The two point form is as follows:

Here
and
.
Therefore we have: 

Simplifying we get:
.
ANSWER
Find out the expression gives the percent of survey participants who chose swimming.
To proof
As given
75 girls at a summer camp were asked to complete a survey about their favorite outdoor activity.
27 girls chose swimming
32 girls chose hiking.
FORMULA

total girls = 75
girls chose swimming = 27
put in the formula

= 36%
36% of survey participants who chose swimming
Hence proved