Kayleigh adds two numbers. each addend has seven digits. the sum has eight digits. what digit is in the ten millions place in the sum? explain

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)

What is the y-intercept of the line with the equation 3x + 4y = 12?

Real gross domestic product: a) will increase if the price level increases. b) can change from one year to the next even if there is no change in output. c) will increase if the level of output increases. d) is a measure of inflation.