Question

Laura subtracted 0.5 from her age, and divided the result by 3. The final answer was 4. How old is Laura?=

Answer 1

Answer:

12.5 or 12years 6 months

Step-by-step explanation:

x-0.5/3=4

x-0.5=12

x=12.5

Answer 2

Step-by-step explanation:

$let \: x \: be \: lauras \: age \\ \frac{x - 0.5}{3} = 4 \\ x - 0.5 = 4 \times 3 \\ x - 0.5 = 12 \\ x = 12 + 0.5 \\ x = 12.5$