Question

given $h(x)=-x - 3$, solve for $x$ when $h(x)=-10$.

Explanation:

Step1: Substitute the value of h(x)

Set -x - 3=-10.

Step2: Solve for x

Add 3 to both sides: -x=-10 + 3, so -x=-7. Then multiply both sides by - 1 to get x = 7.

Answer:

7