Question

1. 1.2n + 0.68 = 5

Explanation:

Step1: Isolate the term with $n$

Subtract 0.68 from both sides.
$1.2n + 0.68 - 0.68 = 5 - 0.68$
$1.2n = 4.32$

Step2: Solve for $n$

Divide both sides by 1.2.
$n = \frac{4.32}{1.2}$

Answer:

$n = 3.6$