Answer:
The answer is the option B

Step-by-step explanation:
we know that
The formula to solve a quadratic equation of the form
is equal to
in this problem we have
so
substitute in the formula
Answer:
Step-by-step explanation:
Let t represent the number of hours of lessons Audrey can take. Then 15t will be the cost of the lessons. Her total cost will be ...
15t +45 = 120 . . . an equation
15t = 75
t = 5
Audrey can afford 5 hours of lessons.
What x please explain for help
Answer:
1 1/2 tsp
Step-by-step explanation:
Answer:
70
Step-by-step explanation: