Aboard is cut so that it’s length is changed from 8 feet to 6.5 feet. what is the percent of change in length?

-18.75%

Step-by-step explanation:

The formula you can use to find the percentage of change is:

Where is the final amount and is the initial amount and %C is the percentage of change.

In this problem we know that the initial length of the table is:

Then

The final length is:

Then

Note that there was a reduction in length, therefore the change will be negative.

Finally the percent of change in length is -18.75%

step-by-step explanation:

a child is 12 years old, and his father is 32 years older. in how many years will the age of the father be 2 times the age of the child?

******************

this needs to be the answer format, or else your answer is incomplete.

if the number of years is x, then the equation is

in __ years