Answer:

or

Step-by-step explanation:
If Alexa worked 30 hours last week and earned $450, then her hourly payment is

Her payment has now been increased by 20%, so her hourly payment becomes

If she worked h hours, then she earned
If her new payment is p, then

or

Answer: 55-1/2w=p
Step-by-step explanation: 55 is the starting weight. Therefore, you need to subtract 55 by 1/2 (the amount of weight he loses each week) times each week. This will determines the weight- (p).
Answer:
The value of x is 47°
and the value of y is 100°
Answer:
-9
Step-by-step explanation:
-9+6 can be rewritten to 6-9, which equals -3
Answer: (-2, -5)
Step-by-step explanation:
When reflecting over the y axis, (x, y) becomes (-x, y).
So A(2, -5) turns into (-2, -5).