Solve this equation

-6-10a = - 156

If sin A = 3/5, which is the value of cos A

42 is 21% of what number?

Solve the equation for a a/c = d/r

Which shows the expression below in simplified form? (8 * 10^6) * (4 * 10^-3) A. 3.2 * 10^2 B. 3.2 * 10^5 C. 3.2 * 10^3 D. 3.2 * 10^4

What is 32 rounded to the nearest hundred?

How man people can fit into 15 feet if one person takes up 2.5 square feet?

The dimensions of triangle A are three times the dimensions of triangle B. The area of triangle B is 6 cm2. What is the area of triangle A?

An airplane travels 2004 km against the wind in 3 hours and 2544 km with the wind in the same amount of time. What is the rate of the plane in still air and what is the rate of the wind in km/h?

Find the center of the circle whose equation is x2 - 10x + y2 - 10y = - 1.

The area of a rectangle is 18 square centimeters. the length is twice the width. what is the width of the rectangle? 3cm 2cm 6cm 9cm