Can I have some help, thank you! ( NO LINKS )

Which of the following would represent the sum of 3 consecutive integers if x is the first integer?

What number produces an irrational number when multiplied by -1.25

What is the point-slope form of theequation for the line with a slope of-2 that passes through (1, 4)? a y + 1 = -2(x + 4)b y-1=-2(x-4)c y + 4 = -2(x + 1)d y - 4 = -2(x - 1)