Check my answer (will mark brainliest)

solve the equation

5h - 9 = -16 + 6h

4
-7
7
10 **

The data in the table represent the height of an object over time. which model best represents the data? height of an object time (seconds) height (feet) 05 1 50 2 70 3 48 quadratic, because the height of the object increases or decreases with a multiplicative rate of change quadratic, because the height increases and then decreases exponential, because the height of the object increases or decreases with a multiplicative rate of change exponential, because the height increases and then decreases

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

Which of these angles are complementary? a. 45o and 45o b. 63o and 117o c. 45o and 135o d. 90o and 45o