Final answer:
The answer is 40.
Step-by-step explanation:
To find the answer, we need to understand the pattern in the given equations. As we can see, the left-hand side of each equation is a sum of two numbers, while the right-hand side is the result of multiplying the two numbers together. Applying this pattern to the equation 5 + 8, we can calculate it as 5 multiplied by 8, which is 40.
Learn more about Addition of numbers