Basic Math Examples

Solve for s (4.5-s)/4.1=-9.9
Step 1
Multiply both sides by .
Step 2
Simplify.
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Step 2.1
Simplify the left side.
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Step 2.1.1
Simplify .
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Step 2.1.1.1
Factor out of .
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Step 2.1.1.1.1
Factor out of .
Step 2.1.1.1.2
Factor out of .
Step 2.1.1.1.3
Factor out of .
Step 2.1.1.2
Cancel the common factor of .
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Step 2.1.1.2.1
Cancel the common factor.
Step 2.1.1.2.2
Rewrite the expression.
Step 2.1.1.3
Cancel the common factor of .
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Step 2.1.1.3.1
Cancel the common factor.
Step 2.1.1.3.2
Rewrite the expression.
Step 2.1.1.4
Apply the distributive property.
Step 2.1.1.5
Combine and .
Step 2.1.1.6
Cancel the common factor of .
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Step 2.1.1.6.1
Factor out of .
Step 2.1.1.6.2
Cancel the common factor.
Step 2.1.1.6.3
Rewrite the expression.
Step 2.1.1.7
Reorder and .
Step 2.2
Simplify the right side.
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Step 2.2.1
Multiply by .
Step 3
Solve for .
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Step 3.1
Move all terms not containing to the right side of the equation.
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Step 3.1.1
Subtract from both sides of the equation.
Step 3.1.2
To write as a fraction with a common denominator, multiply by .
Step 3.1.3
Combine and .
Step 3.1.4
Combine the numerators over the common denominator.
Step 3.1.5
Simplify the numerator.
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Step 3.1.5.1
Multiply by .
Step 3.1.5.2
Subtract from .
Step 3.1.6
Divide by .
Step 3.2
Divide each term in by and simplify.
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Step 3.2.1
Divide each term in by .
Step 3.2.2
Simplify the left side.
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Step 3.2.2.1
Dividing two negative values results in a positive value.
Step 3.2.2.2
Divide by .
Step 3.2.3
Simplify the right side.
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Step 3.2.3.1
Divide by .