Answer:
4
Step-by-step explanation:
after the dot it goes tenths hundredths thousandths and so on
Answer:
x+63=90(complementary angle)
x=90-63
x=27
Answer:
4(9-n)
Step-by-step explanation:
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.