Answer:
2a + 7
Step-by-step explanation:
-3a + 7 +5a
<em>subtract the negative 3 from the 5</em>
2a + 7
Answer: (x^3)^2 - 3^2
Step-by-step explanation:
x=25,y=15 Not to sure abt this answer but I think I got it
im sorry but can you show more so i can help you Step-by-step explanation:
Evaporation is a type of vaporization that occurs on the surface of a liquid as it changes into the gas phase. The surrounding gas must not be saturated with the evaporating substance. When the molecules of the liquid collide, they transfer energy to each other based on how they collide with each other. Wikipedia
