Ingrid spends $120 on car repairs. Which integer represents the amount of money Ingrid must earn in order to create a zero pair? –240
–120
120
240.

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

Which of the following correctly justifies statement four of the two column proof? a. corresponding angles theorem b. transitive property of equality c. vertical angle theorem d. substitution property of equality