4(x+53) is his father's weight. Hope this helped!
Answer: Last option
The number -8.4 is a solution to the inequality because -8.4 is located to the left of
on the number line.
Step-by-step explanation:
Note that: 
The inequality is:

The inequality is:
This means that the inequality includes all values of the number line that are less than -3.25 or that are to the left of -3.25
__-8.4_________-3.25_-3____0___0.9____________7.1__
Note that the number -8.4 is less than -3.25, because it is to its left on the number line.
Then the correct statement is:
The number -8.4 is a solution to the inequality because -8.4 is located to the left of
on the number line.
Ok let’s start off easy, the x and y stand for the missing number once you find those missing numbers you chose if the problems both used a same number if so it’s equivalent.if you had to use different numbers to get the answer it would be inconsistent and if you used even numbers to get the even answer than it would be consistent.i hoped that helped!