Final answer:
When multiplying 7 by 8, the result is 56, which means the correct answer to complete the equation 7x8 is 56. option B) 56.
Step-by-step explanation:
The question asks to complete the equation 7x8, which is a basic multiplication problem.
To find the correct answer from the provided options, we simply need to multiply 7 by 8.
When seven is multiplied with eight the result which we obtain is fifty six.
Numerically the calculation is as shown below:
7 x 8 = 56
Therefore, the correct option that completes the equation 7x8 is 56 obtained by multiplying seven and eight, which corresponds to option B.