Math Problem Statement

Solve the equation 20 + 7k = 8(k + 2)

Solution

The equation presented in the image is:

20+7k=8(k+2)20 + 7k = 8(k + 2)

The steps involve solving this linear equation. Let's break it down:

Step 1: Distribute the 8 on the right side

8(k+2)=8k+168(k + 2) = 8k + 16 So, the equation becomes: 20+7k=8k+1620 + 7k = 8k + 16

Step 2: Move all terms with kk to one side

Subtract 7k7k from both sides: 20=k+1620 = k + 16

Step 3: Solve for kk

Subtract 16 from both sides: 2016=k20 - 16 = k k=4k = 4

Thus, the value of kk is 44.

Would you like further details on any part of the solution, or do you have any other questions?

Here are 5 related questions to explore:

  1. How do you solve linear equations with variables on both sides?
  2. How does the distributive property work in algebra?
  3. Can you explain how to check if the solution to a linear equation is correct?
  4. What are some common mistakes when solving linear equations?
  5. How do you solve multi-step equations involving fractions?

Tip: Always simplify both sides of the equation before moving terms to isolate the variable.

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Math Problem Analysis

Mathematical Concepts

Linear Equations
Algebra
Distributive Property

Formulas

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

Theorems

Equality Property of Equations

Suitable Grade Level

Grade 7-9