Basic Math Examples

Solve for a 15/8a+7/4=7/4a
Step 1
Combine and .
Step 2
Combine and .
Step 3
Move all terms containing to the left side of the equation.
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Step 3.1
Subtract from both sides of the equation.
Step 3.2
To write as a fraction with a common denominator, multiply by .
Step 3.3
Write each expression with a common denominator of , by multiplying each by an appropriate factor of .
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Step 3.3.1
Multiply by .
Step 3.3.2
Multiply by .
Step 3.4
Combine the numerators over the common denominator.
Step 3.5
Simplify each term.
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Step 3.5.1
Simplify the numerator.
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Step 3.5.1.1
Factor out of .
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Step 3.5.1.1.1
Factor out of .
Step 3.5.1.1.2
Factor out of .
Step 3.5.1.1.3
Factor out of .
Step 3.5.1.2
Multiply by .
Step 3.5.1.3
Subtract from .
Step 3.5.2
Multiply by .
Step 4
Subtract from both sides of the equation.
Step 5
Multiply both sides of the equation by .
Step 6
Simplify both sides of the equation.
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Step 6.1
Simplify the left side.
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Step 6.1.1
Cancel the common factor of .
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Step 6.1.1.1
Cancel the common factor.
Step 6.1.1.2
Rewrite the expression.
Step 6.2
Simplify the right side.
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Step 6.2.1
Simplify .
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Step 6.2.1.1
Cancel the common factor of .
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Step 6.2.1.1.1
Move the leading negative in into the numerator.
Step 6.2.1.1.2
Factor out of .
Step 6.2.1.1.3
Cancel the common factor.
Step 6.2.1.1.4
Rewrite the expression.
Step 6.2.1.2
Multiply by .