Basic Math Examples

Solve for a 2/3=a/30
23=a30
Step 1
Rewrite the equation as a30=23.
a30=23
Step 2
Multiply both sides of the equation by 30.
30a30=30(23)
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
Cancel the common factor of 30.
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Step 3.1.1.1
Cancel the common factor.
30a30=30(23)
Step 3.1.1.2
Rewrite the expression.
a=30(23)
a=30(23)
a=30(23)
Step 3.2
Simplify the right side.
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Step 3.2.1
Simplify 30(23).
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Step 3.2.1.1
Cancel the common factor of 3.
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Step 3.2.1.1.1
Factor 3 out of 30.
a=3(10)23
Step 3.2.1.1.2
Cancel the common factor.
a=31023
Step 3.2.1.1.3
Rewrite the expression.
a=102
a=102
Step 3.2.1.2
Multiply 10 by 2.
a=20
a=20
a=20
a=20
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