Ming drew the model below to represent the equation 24+12=_x(8+4) What is the missing value in Ming's equation?

Given:

The equation is:

To find:

The missing value.

Solution:

We have,

          ...(i)

Taking left hand side, we get

Taking 3 common, we get

            ...(ii)

On comparing (i) and (ii), we get

Missing value = 3

Therefore, the missing value in the given equation is 3.

the equation for this situation is y=122+45. to solve the equation you would add 45 and 122 to get a total of 167lbs. in conclusion, grace's weight eight weeks ago was 167lbs.