Answer:
Hello!!
If Mallorie has $5.50 in her wallet. If this is 10% of her monthly allowance, her monthly allowance is $50.
Step-by-step explanation:
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round decimal two places to the right
Hope this helps!!
Make the equations equal and solve for x
- 2x²+6x+1=-4x²+1
- 6x²+6x=0
- 6x(x+1)=0
- 6x=0 or x+1=0
- x=0 or x=-1
For x=0
For x=-1
The solutions are
Graph attached
<span>Combinations. This is because in combinations the order does not matter
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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.