Why are these being marked incorrect?? Please help, any advice or answers (a) Does M not = 10??

The graph below shows the increase in sales for a small business over 6 years. Sales (in thousands of dollars) 160 140 120 100 80 60 40 4, 40) 20 2, 20) Years 1 2 3 4 5 6 7 8 Find the slope (m) of the line between the two points shown on the graph. m- X Write a sentence that states the meaning of the slope. Sales (in dollars) are increasing at a rate of $ | 10000 " per year Skip (you cannot come back) Previous Answers Submission 1 (0/1 points) Monday, September 23, 2024 12:11 PM CDT For this exercise, assume straight-line appreciation. A house purchased for $110,000 is expected to double in value in 15 years. Find its appreciation equation. (Let x be the number of years since the purchase, and let y be the value of the house in dollars.) 'y = 110000 + 7333.33x X Suggested tutorial: [Learn It: Solve application problems using the slope-intercept form of a linear equation in two variables. Submission 2 (0/1 points) Monday, September 23, 2024 12:23 PM CDT For this exercise, assume straight-line appreciation. A house purchased for $110,000 is expected to double in value in 15 years. Find its appreciation equation. (Let x be the number of years since the purchase, and let y be the value of the house in dollars.) 'y = 7333.33x + 110000 x Suggested tutorial: [Learn It: Solve application problems using the slope-intercept form of a linear equation in two variables. Submission 3 (0/1 points) Tuesday, September 24, 2024 06:28 AM CDT For this exercise, assume straight-line appreciation. A house purchased for $110,000 is expected to double in value in 15 years. Find its appreciation equation. (Let x be the number of years since the purchase, and let y be the value of the house in dollars.) 'y = 7333.33x + 110,000 X Suggested tutorial: [Learn It: Solve application problems using the slope-intercept form of a linear equation in two variables