Pre-Algebra Examples

Find the Quadratic Constant of Variation y=(5x-12)/(-3x+15)
Step 1
Simplify .
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Step 1.1
Factor out of .
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Step 1.1.1
Factor out of .
Step 1.1.2
Factor out of .
Step 1.1.3
Factor out of .
Step 1.2
Split the fraction into two fractions.
Step 1.3
Simplify each term.
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Step 1.3.1
Cancel the common factor of and .
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Step 1.3.1.1
Factor out of .
Step 1.3.1.2
Cancel the common factors.
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Step 1.3.1.2.1
Cancel the common factor.
Step 1.3.1.2.2
Rewrite the expression.
Step 1.3.2
Move the negative in front of the fraction.
Step 2
To write as a fraction with a common denominator, multiply by .
Step 3
Write each expression with a common denominator of , by multiplying each by an appropriate factor of .
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Step 3.1
Multiply by .
Step 3.2
Reorder the factors of .
Step 4
Combine the numerators over the common denominator.
Step 5
Multiply by .
Step 6
The given equation can not be written as , so doesn't vary directly with .
doesn't vary directly with