Answer:
1 mile in 15 minutes would be perfect
The little crowns stand for the amount of brainliest answers you've gotten before getting ranked to the next rank.
You can get a brainliest by answering answer correctly, and being chosen by the person who asked the question.
Answer:
x = 20
General Formulas and Concepts:
Order of Operations: BPEMDAS
All angles in a triangle add up to 180°.
Explanation:
<u>Step 1: Set up equation</u>
90 + 31 + 3x - 1 = 180
<u>Step 2: Solve for </u><em><u>x</u></em>
- Combine like terms: 120 + 3x = 180
- Subtract 120 on both sides: 3x = 60
- Divide by 3 on both sides: x = 20