Math Problem Statement

Solve the linear equation: -10(-8x - 7) - 20x = 10. Complete the solution step by step.

Solution

From the image, the equation involves solving a linear equation step by step while applying specific properties such as the distributive property and operations on both sides of the equation. Here's how to complete the solution process step by step:

Equation:

10(8x7)20x=10-10(-8x - 7) - 20x = 10


Step-by-Step Solution:

  1. Apply the Distributive Property: Expand 10(8x7)-10(-8x - 7): 80x+7020x=1080x + 70 - 20x = 10

  2. Combine Like Terms: Combine 80x80x and 20x-20x: 60x+70=1060x + 70 = 10

  3. Isolate the xx-term: Subtract 70 from both sides: 60x=6060x = -60

  4. Solve for xx: Divide both sides by 60: x=1x = -1


Final Answer:

x=1x = -1

Would you like more details about any step or clarifications?


Related Questions:

  1. What is the distributive property and why is it used in solving equations?
  2. How do you identify like terms in an equation?
  3. What is the significance of balancing both sides of an equation?
  4. How do you handle negative coefficients while solving equations?
  5. What should you check after solving a linear equation to verify the solution?

Tip:

Always substitute your solution back into the original equation to verify its correctness.

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Math Problem Analysis

Mathematical Concepts

Algebra
Linear Equations
Distributive Property
Combining Like Terms

Formulas

Distributive Property: a(b + c) = ab + ac

Theorems

Properties of Equality
Arithmetic Operations

Suitable Grade Level

Grade 8-10