Answer:
Step-by-step explanation:
<u>Change in one year:</u>
- 330 - 2(145) = 330 - 290 = 40
<u>Change after 5 years:</u>
Answer:
a is answer correct i think
Step-by-step explanation:
Each room would be 1 hour because it say that two rooms get painted in two hours <span />
Answer:
y=4x+7
Step-by-step explanation:
Line M is parallel to line L, so the equation for line M is y=4x+b
Plug in the coordinates of point (2,15), you get:
15=4*2+b
Solve that to get b=7
Therefore the equation of Line M is y=4x+7
Answer:
-13 degrees celcius.
Step-by-step explanation:
6 degrees are lowered every hour. 6*8 = 48 degrees, 48 degrees are lowered.
35-48 is -13. The room temperature will be -13 eight hours after the process begins.