The value of
is 
Explanation:
The function
is given by

The function
is given by

To determine the value of
, let us first substitute the value of
.
Thus, we get,

Now, substituting for
in the function
, we get,

Simplifying, the expression, we get,

Multiplying the term within the bracket, we have,

Thus, the value of
is 
Hence, the value of
represents the total amount of money that Barrett earns for working x hours.
If you would like to increase £84 by 3%, you can calculate this using the following steps:
3% * £84 = 3/100 * 84 = £2.52
£84 + £2.52 = £86.52
The correct result is £86.52.
Answer:
a square has 4 sides each of those sides is 19in long perimeter is all around the square so you would add 19+19+19+19=79in
Answer:
168
Step-by-step explanation:
Multiply 21 by 8 so
21 × 8 = 168
Answer:
80
Step-by-step explanation:
If you add each value it equals 30.
30x10=300 so 8 (value of the 9th grade bar) times 10 equals 80.