Answer:
D
Step-by-step explanation:
The perimeter of answer A is 6+6+8+8 which is 12+16=28
The perimeter of answer B is 7+7+7+7 which is 28
The perimeter of answer C is 7+7+6+6 which is 14+12=26
The perimeter of answer D is 9+9+6+6 which is 18+12 which is 30
Answer:
12x + 50
Y - intercept = 50
Slope = 12
Step-by-step explanation:
The y - intercept represents the original registrational fee even if you have never taken lessons.
The slope represents what you have to pay every time you take a lesson.
Answer:
9
Step-by-step explanation:
cross multiply 7/63 by 1/x
so, multiply 7 by x and 63 by 1
you get 63=7x
divide by 7 on both sides and you get 9
Answer:
No
Step-by-step explanation:
One way to tell if a number is rational is if it can be written as a fraction. Anything that can be written as a fraction of two integers is rational.
-6/11 is a fraction with integer numerators and denominators.
Therefore it is rational.
