Answer:
Step-by-step explanation:
x = 6
given f(x) = 310, we obtain the equation
10 + 50x = 310 ( subtract 10 from both sides )
50x = 300 ( divide both sides by 50 )
x =
= 6
Answer:
3’d
Step-by-step explanation:
Answer:
Sam's total is $29.46
Step-by-step explanation:
$9.20 multiplied by the quantity of the DVDs (4), is $36.80.
If you subtract 25% of that, it brings your amount to $27.60.
Add 6.75% for the sales tax, which makes the total amount to $29.46
Answer:
Step-by-step explanation:
f(x) = a(x+2)² +k