Is the pythagorean theorem true for all similar triangle

What is the x-intercept and y-intercept of the equation 2x+1. 2o

Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?

Which expression is equivalent to -12(3x-3/4)