Should be simple:
Let's take this one at a time.
2x(x-3y)
You'd get:

for the first one.
2nd one:
5y(x-3y)
you'd get:

Put them both together:

Combine like terms.
Your Answer:
Given: 7r+3r-8=8+2r
Simplify: 10r-8=8+2r
Addition: add 8 to each side: 10r=16+2r
Subtraction: Take 2r from each side: 8r=16
Division: Divide each side by 8 for answer: r=2
Answer: r=2
He took 36 weeks to compose 12 songs.
Unit rate : Divide total weeks by total songs:
Unit Rate = 36 / 12 = 3 weeks per song.
27.8 × 9.6 is equal to <span>266.88</span><span>
So, the closest would be A. 280.</span>
The answer is false.
Exactly <em>1 </em>tail would mean the probability is 1/2.