Solve for r 3r-4=11

Math
3r-4=11
Move all terms not containing r to the right side of the equation.
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Add 4 to both sides of the equation.
3r=11+4
Add 11 and 4.
3r=15
3r=15
Divide each term by 3 and simplify.
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Divide each term in 3r=15 by 3.
3r3=153
Cancel the common factor of 3.
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Cancel the common factor.
3r3=153
Divide r by 1.
r=153
r=153
Divide 15 by 3.
r=5
r=5
Solve for r 3r-4=11

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