Write the equation of this line in point-slope form using the point (1,-3) . a. y + 1 = (-1/2)(x + 3)

b. y + 1 = (1/2)(x + 3)

c. y + 3 = (1/2)(x - 1)

d. y - 3 = (-1/2)(x - 1)

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

Sandy is ordering bread rolls for her party,she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.