If logan has $30.67 and jenny has $12.69 how much more does logan have than jenny

Is each relation a function? if so, state whether it is one-to-one or many-to-one. 3. (-4,7), (-3,5), (1,4), (3,-8), (5,-11) 4. (-4,8), (-2,4), (0,1), (2,4), (4,8) 5. (-2, 1), (-2,3), (0,-3), (1,4), (3,1)

Which math sentence can be used to determine if the triangle is a right triangle?

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left