Basic Math Examples

Solve for b 15=(1/2)(b+4)h
Step 1
Rewrite the equation as .
Step 2
Multiply both sides of the equation by .
Step 3
Simplify both sides of the equation.
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Step 3.1
Simplify the left side.
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Step 3.1.1
Simplify .
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Step 3.1.1.1
Apply the distributive property.
Step 3.1.1.2
Apply the distributive property.
Step 3.1.1.3
Multiply .
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Step 3.1.1.3.1
Combine and .
Step 3.1.1.3.2
Combine and .
Step 3.1.1.4
Cancel the common factor of .
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Step 3.1.1.4.1
Factor out of .
Step 3.1.1.4.2
Cancel the common factor.
Step 3.1.1.4.3
Rewrite the expression.
Step 3.1.1.5
Apply the distributive property.
Step 3.1.1.6
Cancel the common factor of .
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Step 3.1.1.6.1
Cancel the common factor.
Step 3.1.1.6.2
Rewrite the expression.
Step 3.1.1.7
Multiply by .
Step 3.2
Simplify the right side.
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Step 3.2.1
Multiply by .
Step 4
Subtract from both sides of the equation.
Step 5
Divide each term in by and simplify.
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Step 5.1
Divide each term in by .
Step 5.2
Simplify the left side.
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Step 5.2.1
Cancel the common factor of .
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Step 5.2.1.1
Cancel the common factor.
Step 5.2.1.2
Divide by .
Step 5.3
Simplify the right side.
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Step 5.3.1
Cancel the common factor of .
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Step 5.3.1.1
Cancel the common factor.
Step 5.3.1.2
Divide by .