Answer:
each time it is increasing by twice the on before it
Step-by-step explanation:

Two negatives equals a positive:

Add the numerators and keep the denominator:
Answer:
4200
Step-by-step explanation:
Just add them all together
Hope this is the answer you were looking for
Answer:
Base Fee = $7
Extra charges = $7
Step-by-step explanation:
Represent the base charge with x and the additiional charges with y.
For the 5 hours job, we have:

For the 3 hour job

Solving for x and y;


Subtract the second equation from the first


Solve for y


Substitute 7 for y n the first equation





I don’t see a side unlabeled...