Answer:

Step-by-step explanation:





I used the following rules:


We hates fractions
times everybody by 6x
6=x²-5x
minus 6 both sides
0=x²-5x-6
factor
what 2 numbers multiply toget -6 and add to get -5
-6 and 1
0=(x-6)(x+1)
set to zero
x-6=0
x=6
x+1=0
x=-1
x=6 or -1
Answer:
Step-by-step explanation:
Volume of the cube = s^3
s = 9cm
V = 9 * 9 * 9
V = 729 cm^3
d = mass / volume
d = 3645 / 729
d = 5 grams / cm^3
8000 + 300 + 70 + 4 + 0.2 + 0.01
Answer:
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Step-by-step explanation:
Given



Required
Determine the percentage increment
First, we have to calculate the new weight



The percentage increment is then calculated as:






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<em> -- Approximated</em>
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<em>Hence, the percentage increment is approximately 118%</em>