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:

  1. Simplify both sides: Combine like terms on each side of the equation if needed.
  2. Move the variables to one side: Use addition or subtraction to get all the terms with variables on one side of the equation.
  3. Move the constants to the other side: Use addition or subtraction to isolate the variable term.
  4. Solve for the variable: Divide or multiply as needed to find the value of the variable.
  5. Check your solution: Substitute your solution back into the original equation to ensure it works.

Example:

Solve: 3x+5=2x+103x + 5 = 2x + 10

  1. Simplify both sides: No further simplification is needed here.

  2. Move the variables to one side: Subtract 2x2x from both sides: 3x2x+5=103x - 2x + 5 = 10 Simplify: x+5=10x + 5 = 10

  3. Move the constants to the other side: Subtract 5 from both sides: x=105x = 10 - 5 Simplify: x=5x = 5

  4. Check the solution: Substitute x=5x = 5 back into the original equation: 3(5)+5=2(5)+103(5) + 5 = 2(5) + 10 Simplify: 15+5=10+1015 + 5 = 10 + 10 20=2020 = 20 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?

  1. Solve 4x7=2x+14x - 7 = 2x + 1.
  2. Solve 5y+8=3y45y + 8 = 3y - 4.
  3. Solve 2m+3=4m52m + 3 = 4m - 5.
  4. Solve 7k6=2k+97k - 6 = 2k + 9.
  5. Solve 6p+2=5p+106p + 2 = 5p + 10.

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