What is the equation of the line, in point-slope form, that passes through the points (-1, 7) and (-2, 3)? y + 7 = -4(x - 1) y - 7 = -4(x + 1) y + 7 = 4(x - 1) y - 7 = 4(x + 1)

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

2. explain in words how you plot the point (4, −2) in a rectangular coordinate system.

700 miles the train takes 5 hours to a travel the distance at what unit rate is the train traveling?