I would say the answer is 2
Answer:
answer to the equation is

Step-by-step explanation:

first find the slope of the line using the two points

substitute 2 for m and use one of the points for x and y and solve for b

Now that you found b, the y-intercept, you can substitute that into the equation for your line

In this case, you need to find the percentage each student got, then find who received a higher score.
First Step:

(and)

Second step: Divide each fraction → ≈ 0.8947 (and) ≈ 0.8421
Third Step: Multiply each decimal by 100. → 89.47% (and) 84.21%
Fourth Step: As 89.47% is greater, Author got an higher score.
BRAINLIEST PLS!!!
Answer:
Step-by-step explanation:
1/2x - 2/3 × 15 = 30
1/2x - 10 = 30
1/2x = 30 + 10
1/2x = 40
x = 40 × 2
x = 80
hope this helps
plz mark it bas brainliest!!!!!!!!!