Math Problem Statement

Solve the equation: 7 - 2x = 1

Solution

The equation provided is:

72x=17 - 2x = 1

To solve for xx, we will isolate the variable on one side of the equation.

Step-by-step Solution:

  1. Subtract 7 from both sides: 72x7=177 - 2x - 7 = 1 - 7 Simplifies to: 2x=6-2x = -6

  2. Divide both sides by -2: x=62x = \frac{-6}{-2} Simplifies to: x=3x = 3

Final Answer:

x=3x = 3

Would you like more details, or do you have any questions?

Related Questions:

  1. How would the solution change if the equation were 7+2x=17 + 2x = 1?
  2. What is the general method for solving linear equations like this?
  3. How do you check if your solution to a linear equation is correct?
  4. What are some examples of real-life situations that can be modeled by linear equations?
  5. How can you solve linear equations graphically?

Tip:

Always check your solution by substituting the value back into the original equation to ensure it satisfies the equation.

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Math Problem Analysis

Mathematical Concepts

Algebra
Linear Equations

Formulas

ax + b = c

Theorems

Properties of equality

Suitable Grade Level

Grade 6-8