Answer:
x = -2
Step-by-step explanation:
Anything that has 0 as an exponent is 1 so i think it’s negative 2 (-2)
Answer:
50
Step-by-step explanation:
30% in decimal form is 0.3
0.3x = 15
divide both sides by 0.3
X = 50
The area of the room must equal the sum of the areas of the tiles...
20*30=n(2*3)
600=6n
n=100
So 100 tiles are needed.