Question

2(x - 0.7) + 1 = 13

Explanation:

Step1: Subtract 1 from both sides

$2(x - 0.7) + 1 - 1 = 13 - 1$
$2(x - 0.7) = 12$

Step2: Divide both sides by 2

$\frac{2(x - 0.7)}{2} = \frac{12}{2}$
$x - 0.7 = 6$

Step3: Add 0.7 to both sides

$x - 0.7 + 0.7 = 6 + 0.7$
$x = 6.7$

Answer:

$x = 6.7$