When finding the product (x – 3)(x + 4), what would you add to x(exponent of 2)-3x to get the final answer?
a.
–4x + 12
b.
–3x – 12
c.
3x + 12
d.
4x – 12

The number of calories you burn depends on your weight. a 110-pound person burns 163 calories during 30 minutes of tennis. find the number of calories that a 190-pound person would burn during the same activity, assuming they burn calories at the same rate.