Is -7/-10 equal to 7/10

Aquadratic function f(x) has a turning point at (3,-7). what is the turning point of -f(x)?

Rick is driving to his uncles house in greenville,which is 120 miles from ricks town .after covering x miles rick she's a sign stating that greensville is 20 miles away. which equation when solved will give the value of x. a: x+120 = 20 b: x x120 =20 c: x +20 equals 120 d: x x20= 120

Find y to the nearest hundreds place