What is the slope of the line with the points of (100,120) (50,95)

Find the zeros of each function. f(x) = 6x^2 - 7x - 20

1. ∠1 is complementary to ∠2 and ∠3 is complementary to ∠2. subtraction property of equality 2. m∠1 + m∠2 = 90 and m∠3 + m∠2 = 90 substitution 3. m∠1 + m∠2 = m∠3 + m∠2 definition of complementary 4. m∠1 = m∠3 given

Which of the following points is a solution to the system of equations shown? y - x = -1 x + y = -5