Answer:

General Formulas and Concepts:
<u>Pre-Alg</u>
Step-by-step explanation:
<u>Step 1: Define equation</u>
rt - 2n = y
<u>Step 2: Solve for </u><em><u>t</u></em>
- Add 2n to both sides: rt = y + 2n
- Divide both sides by r: t = (y + 2n)/r
11.5
Mark brainliest please
Hope this helps you
<h3>
Answer: y = 4</h3>
Explanation:
Line L is the horizontal line. Any point on this line has y coordinate y = 4, so the equation is simply y = 4.
You could say the equation is y = 0x+4, which shows the slope is 0. But I think y = 4 is the better answer.
Answer: 9 boys and 12 girls
Step-by-step explanation:
21 * 3/7 = 9
21 * 4/7 = 12
Answer:
4km
Step-by-step explanation:
2x2=4km