Simple...
you have:

and

To solve for....

Multiply to remove the denominator-->>

n=12*3
n=36
Then-->>>

Do the same thing-->>

n=-12*3
n=-36
Thus, your answer.
The Middle school won 17 games so the senior school won 51 games
Answer:
20
72
112
Step-by-step explanation:
Area of a triangle = 1/2 x base x width
⇒ area of each triangle = 1/2 x 5 x 8 = 20 m²
Area of rectangle = width x length
⇒ area of the rectangle = 8 x 9 = 72 m²
Total area = (2 x 20) + 72 = 112 m²
Answer:
You can make 6 apple pies.
Step-by-step explanation:
90 - 9 - 15 = 66
66 - 6 = 60
You have 60 apples left after giving one to each of 9 teachers and 15 friends, and 6 to your grandma
Each pie takes 10 apples, so 60 ÷ 10 = 6