Which student's work is correct? Explain please Wendy
-20 = x + 7

-20-7=x/2+7-7
(2)(-27=(2)(x/2)
X=-54
Or Ben
-20=x/2+7
(2)(-20)=(x/2+7)(2)
-40-7=x+7-7
X=-47

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

Dagne measures and finds that she can do a vertical jump that is 27.5% of her height. if dagne is 48 inches tall, how high can she jump? enter your answer in the box. inches

If f(x)=x^2- 4 and g(x)=x^2 plus 2 x, (c) (f-/3) = ? (simplify your answer.)