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Algebra Examples
12n+3=612n+3=6
Step 1
Combine 1212 and nn.
n2+3=6n2+3=6
Step 2
Step 2.1
Subtract 33 from both sides of the equation.
n2=6-3n2=6−3
Step 2.2
Subtract 33 from 66.
n2=3n2=3
n2=3n2=3
Step 3
Multiply both sides of the equation by 22.
2n2=2⋅32n2=2⋅3
Step 4
Step 4.1
Simplify the left side.
Step 4.1.1
Cancel the common factor of 22.
Step 4.1.1.1
Cancel the common factor.
2n2=2⋅3
Step 4.1.1.2
Rewrite the expression.
n=2⋅3
n=2⋅3
n=2⋅3
Step 4.2
Simplify the right side.
Step 4.2.1
Multiply 2 by 3.
n=6
n=6
n=6