To solve the equation -1/2x - 4 = 18, we can follow these steps:
Step 1: Add 4 to both sides of the equation: -1/2x - 4 + 4 = 18 + 4 -1/2x = 22
Step 2: Multiply both sides of the equation by -2 to isolate x: -2 * (-1/2x) = -2 * 22 x = -44
Answer: x = -44
Frequently asked questions (FAQs)
What is the limit as x approaches infinity of (e^x - e^(-x))/2?
+
What is the variance of the following dataset: {4, 7, 9, 12, 14}?
+
Question: What is the equation of the quadratic function that can be graphed as a parabola opening upwards, has its vertex at (3, 5), and intersects the x-axis at (1, 0) and (5, 0)?