Question

1. solve the equation. 18 - (2x + 4) = 5

Explanation:

Step1: Remove parentheses

$18 - 2x - 4=5$

Step2: Simplify left - hand side

$14 - 2x=5$

Step3: Isolate the term with x

$-2x=5 - 14$

Step4: Calculate the right - hand side

$-2x=-9$

Step5: Solve for x

$x=\frac{-9}{-2}=\frac{9}{2}$

Answer:

$x = \frac{9}{2}$