Step-by-step explanation:
HELIUM: To fill air balloon
ARGON: Used for filling incandescent metal filament electric bulbs
Answer:
a
Step-by-step explanation:
So the left side has a common denominator of 3. The 6x, -2x, and 8 can all go over a single 3. (6x-2x+8/3). Simplify the x's to get 4x. Now both sides have to be multiplied by 3 to get rid of that fraction. Then you just have 4x+8=24. Subtract 8 from both sides to get the x's alone, then divide both sides by 4 to get x alone. I have a picture to help.
Answer:
56
Step-by-step explanation:
4k+5+ 6k + 10 = 115
10k + 15 = 115
10k = 100
K = 10°