Basic Math Examples

Solve for t 9t-13t=-12
9t-13t=-12
Step 1
Subtract 13t from 9t.
-4t=-12
Step 2
Divide each term in -4t=-12 by -4 and simplify.
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Step 2.1
Divide each term in -4t=-12 by -4.
-4t-4=-12-4
Step 2.2
Simplify the left side.
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Step 2.2.1
Cancel the common factor of -4.
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Step 2.2.1.1
Cancel the common factor.
-4t-4=-12-4
Step 2.2.1.2
Divide t by 1.
t=-12-4
t=-12-4
t=-12-4
Step 2.3
Simplify the right side.
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Step 2.3.1
Divide -12 by -4.
t=3
t=3
t=3
 [x2  12  π  xdx ]