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Pre-Algebra Examples
Step 1
Step 1.1
Move .
Step 1.2
Multiply by .
Step 1.2.1
Raise to the power of .
Step 1.2.2
Use the power rule to combine exponents.
Step 1.3
Add and .
Step 2
Subtract from both sides of the equation.
Step 3
Step 3.1
Factor out of .
Step 3.2
Factor out of .
Step 3.3
Factor out of .
Step 4
If any individual factor on the left side of the equation is equal to , the entire expression will be equal to .
Step 5
Step 5.1
Set equal to .
Step 5.2
Solve for .
Step 5.2.1
Take the specified root of both sides of the equation to eliminate the exponent on the left side.
Step 5.2.2
Simplify .
Step 5.2.2.1
Rewrite as .
Step 5.2.2.2
Pull terms out from under the radical, assuming positive real numbers.
Step 5.2.2.3
Plus or minus is .
Step 6
Step 6.1
Set equal to .
Step 6.2
Solve for .
Step 6.2.1
Subtract from both sides of the equation.
Step 6.2.2
Divide each term in by and simplify.
Step 6.2.2.1
Divide each term in by .
Step 6.2.2.2
Simplify the left side.
Step 6.2.2.2.1
Dividing two negative values results in a positive value.
Step 6.2.2.2.2
Divide by .
Step 6.2.2.3
Simplify the right side.
Step 6.2.2.3.1
Dividing two negative values results in a positive value.
Step 6.2.2.3.2
Divide by .
Step 7
The final solution is all the values that make true.