System of equations 12x-5y=-20 y=x+4

Convert to a logarithmic equation. e^6=0.0025

A bank account pays 4.2% interest. write an equation with an intial value 2000. how much will the account have in it after 5 years

Give examples of 100% increase 100% decrease and 100% error. explain each

If a dog can eat 1/3 of a bag of food in 1/2 week, how many bags of food can the dog eat in 1 week?

What is the formula for figuring out the area of a circle?

The ratio of fishing boats to sailboats in a bay is 8:3. There are a total of 24 sailboats in the bay. How many fishing boats are in the bay?

4,140 inches is how many yards

Jane is 3 years older than mary, and mary is twice as old as kay. if kay is x years old, how old is jane?

Which expression is equivalent to 1.7 - 0.5 (0.2x - 1.6) ? A) 2.5 - 0.1x B) 0.9 - 0.1x C) 0.1x - 0.9 D) 0.1x - 2.5

A ray of light strikes a flat block of glass (n = 1.52) of thickness 1.50 cm at an angle of 36.0° with the normal. Trace the light beam through the glass, and find the angles of incidence and refraction at each surface.