Negative 3 minus negative 4 equals

What is the measure of an interior angle in a regular dodecagon? 150° 144° 180° 360°

What is the solution to the linear equation? 2/3x - 1/2 = 1/3 + 5/6x

According to the director of education statistics, 84% of US students attend public schools, 23% of US students attend college, and 17% of US students attend public colleges. What percentage of US students attend either public school or college?

Positive or negative depositing $85 in a bank account. Is that a positive or negative

What can you add to 40 to make 70

Which pair of complex factors results in a real-number product? a. 15 (-15i) b. 3i (1-3i) c. (8 + 20i) (-8 - 20i) d. (4+7i) (4-7i)

3 is an element of the rational number (True or False)

What is a true statement A. - 4.37 < - 1.63 B. 5.7 < 5.63 C. - 13.9 > 4.63 D. - 4.28 > - 3.56

Both triangles are similar. The area of the smaller triangle is about 270 ft^2. What is the best approximation for the larger triangle?

The teacher selerated her class of twenty eight students into two groups. one group has four more than twice as many students as the other group how many students are in each group