The answer would be b because if you substitute 5 in for x y=2x-6 would equal 4 and y=5x-21 would equal 4. I hope this helps!
Answer:
95*.07= 6.65 in sales tax
total of item and tax = 101.65
Step-by-step explanation:
Answer:
A,B,D
Step-by-step explanation:
By replacing the points in the current equation you can get true statements which are correspondent to answer A,B,D
Answer: 62.8in
Step-by-step explanation:
The formula for circumference is C=2πr. Put the values of 10 in for r and 3.14 in for pi, and you get an equation that looks like C=2(3.14)(10). Solving this equation gets you 62.8.
Answer:
f(n) = 2 * 4^n
Step-by-step explanation:
The initial population = a male and a female = 2
The population quadruple every year, this means, a multiplication by 4 every year.
Hence, we have :
f(n) = (Initial population * multiple^years)
f(n) = 2 * 4^n