Question

2. Solve the following equations by the
trial and error method
a) 2x + 10 =18​

Answer 1

Step-by-step explanation:

2x = 18 - 10

2x = 8

x = 8/2

x = 4

Answer 2

$2x + 10 = 18 \\ 2x = 18 - 10 \\ 2x = 8 \\ x = \frac{8}{2} \\ x = 4$