What is 12% of 34.09? round your answer to the nearest hundredth.

Can someone answer this question for me

Masons cell phone company charges $0.12 for every text message he sends plus $2.50 per month if mason sent 25 messages this month how much money does he owe the one with the correct answer and explanation gets 10 points and is marked as the brainliest answer

Solve -3 (r + 5) = -9 enter ur answer in the box x = __