ZA and ZB are vertical angles. If m_A = (4x – 13)° and mZB = (3x + 19)°, then find the measure of ZA.

If f(x)= x^2 - 4 and g(x)=x^2 + 2 x, (b). (f-g)(x) i think i know the 1st 2 steps: f(x)-g(x) x^2-4 - x^2+2x

Abank manager wants to encourage new customers to open accounts with principals of at least $2 comma 500. he decides to make a poster advertising a simple interest rate of 3%. what must the principal be if the bank manager also wants to advertise that one can earn $10 the first month? can the poster correctly say, "open an account of $2 comma 500 and earn at least $10 interest in 1 month! "?

What is the equation of the line that passes through (-3,-1) and has a slope of 2/5? put your answer in slope-intercept form