1. a line passes through (−1, 7)(−1, 7) and (2, 10)(2, 10).

which answer is the equation of the line?

a: −3x+y=4−3x+y=4

b: −x+y=8−x+y=8

c: −x+y=12−x+y=12

d: −3x+y=16

2. there is 1 inch of water in a pool. the water level is increasing at 0.75 inches per minute. which linear equation represents the total depth of the water, in inches, after x minutes?

a: 1+y=0.75x1+y=0.75x

b: y=0.75x+1y=0.75x+1

c: y=0.75xy=0.75x

d: x=0.75y

3. which answer is an equation in point-slope form for the given point and slope?
point: (5, 9)(5, 9); slope: 2

a: y−9=2(x−5)y−9=2(x−5)

b: y−5=2(x+9)y−5=2(x+9)

c: y−9=2(x+5)y−9=2(x+5)

d: y+9=2(x−5)