I have no idei hellppppp

Step-by-step explanation:

(1/2)*x+4=-8

x+4/2=-8

x+4=-8*2

x+4=-16

x=-16-4

x=-20

x = -20

Step-by-step explanation:

1/2(x + 4) = -8

1/2x + 2 = -8

1/2x = -10

x = -10(2)

x = -20

Hope this helps!

The rocket reached its maximum height at 2 seconds.

The maximum height of the rocket is 36 yards.

Step-by-step explanation:

Quadratic equation:

In the format

The maximum height happens at the instant of time:

The maximu height is

In this question:

So

When did the rocket reach its maximum height?

The rocket reached its maximum height at 2 seconds.

What was the maximum height of the rocket?

H(2).

The maximum height of the rocket is 36 yards.