Answer:
x=0
Step-by-step explanation:
If you combine like terms it is x^2 +6x -27=-27
x^2 +6x =0
x^2=0
x=0
144 divided by 260 is 60%
ANSWER

EXPLANATION
The given expression is

This is the same as:

In index notation, we write this as

To write this as a negative index, we use the property:

This implies that;

Answer:
Step-by-step explanation:
heyaaa,
<u><em>He earns:($7.50 per hour) x (4 hours) = $30</em></u>
thanx mark as brainlest.