Simplify

ab + ab - bc - ab + bc

Suppose that a mail order T-shirt company charges $8 per T-shirt plus a $3 handling per order. Select how much an order of 2 shirts cost.

If neither a nor b are equal to zero, which answer most accurately describes the product of (a + bi) (a - bi) ?

What is a geometric tool used to measure? It is 10 letters

The formula for the area of a square is a = s^2. Find the area of a square when s=10ft

The measure of an angle is 4 times the measure of its complementary angle. whats the measure

An angle ha turned through 270 one-degree angels. What is the measurement of this angle in degrees?

Find the perimeter of triangle abc with vertices a (-1,2) b (3,6) c (3,-2)

Show steps 3y - 4 < or equal to 5

What is greater - 1.44 or - 1 1/4

Court time is selling tennis rackets for $64.99. The cost to court time is $37.48 per racket. Overhead is estimated to be 20 percent of the selling price. What is the net profit rate?