What are all the common factors of 15 45 90

1) Two angles are said to be complementary if their sum is 90 degrees. Suppose you have two complementary angles such that the second angle is 5 degrees larger than 4 times the measure of the first angle. Find the angles.

Evaluate the function f (x) = 5x-3

Solve the equation: - 3x + 6 = 39

Eighteen is 60% of what number?

Write as an equation: Patrick age increased by 8 years is 18 years

Each exterior angle of a regular polygon measures 24 degrees How many sides does the polygon have?

Round off 42,680 to the nearest 1,000

When 605,000 is written in scientific notation, what will be the value of the exponent?

Rotational symmetry is the quality a design has if it maintains all characteristics when it is rotated about an axis lying in its plane. True or false?

A city's population, P (in thousands), can be modeled by the equation P = 130 (1.03) ^x where x is the number of years after January 1, 2000. For what value of x does the model predict that the population of the city will be approximately 170,000?