Martin sells cars he earns $100 per day, plus any commission on sales. his daily salary as in dollars depends on the amount of commission c. wright an equation to represents his daily salary

The equation representing the Martin's salary each day is:  T  = 100 +  C

Step-by-step explanation:

Here, the per day FIXED salary of Martin = $100

Also, the amount earned by Martin in Commission = C

Let us assume the total salary of Martin each day  = T

Now, the TOTAL SALARY of Martin =  FIXED SALARY  + COMMISSION

⇒ T  = $100 +  C

Hence, the equation which represents the Martin's salary each day is

T  = 100 +  C

a.   since the profit made in 2012 is equal to the profit made in 2014, the profit is symmetric about the line y = 120,000.

step-by-step explanation:

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value