Use the rules of equations and inverse operations to solve the equation. In your final answer, include all of your work. 4 - x² = -16 I REALLY NEED HELP WITH THIS ITS FOR A QUIZ

x = ±2√5

Step-by-step explanation:

4 - x² = -16

we add subtract 4 from both sides. So,

4 - 4 - x² = -16 - 4

- x² = -20

we divide both sides by -1. So,

- x²/-1 = -20/-1

x² = 20

we take square root of both sides. So,

√x² = ±√20

x = ±√5 × √4

x = ±2√5

1. d.90

2. e. none of these (80)

3. a. 0

4. b. 6

5. e. none of these (10)

6. a. 5

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