Math Problem Statement
Solve equations with variables on each side. Explain to everyone understand
Solution
To solve equations with variables on both sides, follow these steps:
General Steps:
- Simplify both sides: Combine like terms on each side of the equation if needed.
- Move the variables to one side: Use addition or subtraction to get all the terms with variables on one side of the equation.
- Move the constants to the other side: Use addition or subtraction to isolate the variable term.
- Solve for the variable: Divide or multiply as needed to find the value of the variable.
- Check your solution: Substitute your solution back into the original equation to ensure it works.
Example:
Solve:
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Simplify both sides: No further simplification is needed here.
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Move the variables to one side: Subtract from both sides: Simplify:
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Move the constants to the other side: Subtract 5 from both sides: Simplify:
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Check the solution: Substitute back into the original equation: Simplify: Since both sides are equal, the solution is correct.
Key Tips:
- Always perform the same operation on both sides of the equation to maintain balance.
- Double-check your solution by substituting it back into the original equation.
Want to try similar examples?
- Solve .
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- Solve .
- Solve .
Tip: If fractions appear, clear them first by multiplying through by the denominator to simplify the equation.
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Math Problem Analysis
Mathematical Concepts
Algebra
Linear Equations
Equations with Variables on Both Sides
Formulas
General formula for linear equations: ax + b = cx + d
Theorems
Equality Property of Equations
Suitable Grade Level
Grades 6-8