A line passes through the point (-2, 7) and has a slope of -5. What is the value of a if the point (a, 2) is also on the line?

Can someone me my sister? she is in third grade. 50 points and brainlist! ones that are not answered. plz and thx!

Solutions for 2x+7 less than or equal to 3x-5

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible