Ateacher has a bag of 100 unit cubes. she gives an equal number of cubes to each of the 7 groups in her class. she gives each group as many cubes as she can. how many unit cube are left?

How many real and imaginary solutions does the equation x^2-3x=-2x-7 have?

The probability that you roll a two on a six-sided die is 1 6 16 . if you roll the die 60 times, how many twos can you expect to roll

Angle xyz is formed by segments xy and yz on the coordinate grid below: a coordinate plane is shown. angle xyz has endpoints at 3 comma negative 1 and 6 negative 2 and 3 comma negative 3 and measures 36.87 degrees. angle xyz is rotated 270 degrees counterclockwise about the origin to form angle x′y′z′. which statement shows the measure of angle x′y′z′?