Answer:
y+9=21
Step-by-step explanation:
9 more than y equals 21.
Answer:
D: 25 miles
Step-by-step explanation:
Pythagorean Theorem:

36^2 + b^2 = 39^2
1,296 + b^2 = 1,521
b^2 = 225
b = 25
Answer:
Equation: r-20=74
Step-by-step explanation:
So he started with 94. I got B
10m15n10 because you just multiply everything by 5
ANSWER: -3/x^2
The negative exponent correlates to the x. In order for the exponent to be positive, it changes from the numerator to the denominator.