Math Problem Statement

6x2−11x−7=6x2+10x−16

Solution

Let's start by simplifying and solving the equation:

6x211x7=6x2+10x166x^2 - 11x - 7 = 6x^2 + 10x - 16

Step 1: Subtract 6x26x^2 from both sides

Since 6x26x^2 appears on both sides of the equation, we can subtract 6x26x^2 from both sides:

11x7=10x16-11x - 7 = 10x - 16

Step 2: Combine like terms

To simplify, we'll move all the xx terms to one side and the constant terms to the other side. First, add 11x11x to both sides:

7=21x16-7 = 21x - 16

Next, add 1616 to both sides:

9=21x9 = 21x

Step 3: Solve for xx

Finally, divide both sides by 21 to solve for xx:

x=921=37x = \frac{9}{21} = \frac{3}{7}

Final Answer:

x=37x = \frac{3}{7}

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


Here are 5 related questions for further practice:

  1. What would happen if the coefficients in the equation were different?
  2. Can you solve an equation where one side is a quadratic trinomial and the other is a linear expression?
  3. How would you approach solving this equation if the quadratic terms did not cancel out?
  4. What is the graphical interpretation of solving this equation?
  5. How can you verify the solution using substitution?

Tip: When both sides of an equation have the same quadratic term, it often simplifies to a linear equation, making it easier to solve.

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Math Problem Analysis

Mathematical Concepts

Algebra
Equations
Quadratic Equations

Formulas

Quadratic equation formula: ax^2 + bx + c = 0

Theorems

Properties of equality

Suitable Grade Level

Grades 9-12