Answer:

Step-by-step explanation:
We can use properties of exponents to solve these equations. Remember that when multiplying exponents, we 'add' them.
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For the next question:

These are your answers!
Answer:
240
Step-by-step explanation:
360-(60+60) = 240
Answer:

Step-by-step explanation:
First, we see that the center of the circle is (-12, 5) by taking the midpoint of the circle. Secondly, the length of diameter is
.
Answer:
4 hours
Step-by-step explanation:
Monday through Thursday is 4 days. Wendy worked 7 hours for each of these days or 7(4) = 28 hours. She worked a total of 32 hours. So 32- 28 = 4 hours on Friday.
Answer:
y=-3x+8
Step-by-step explanation:
y=mx+5, m=-3, x=1, y=5
5=(-3)(1)+b
5=-3+b
8=b