Math Problem Statement

-4/5x + 7 = -13

Solution

The equation in the image is:

45x+7=13\frac{-4}{5}x + 7 = -13

Let's solve this step-by-step for xx:

Step 1: Isolate the term with xx

Subtract 7 from both sides:

45x+77=137\frac{-4}{5}x + 7 - 7 = -13 - 7

45x=20\frac{-4}{5}x = -20

Step 2: Solve for xx

To eliminate the fraction, multiply both sides by 54\frac{5}{-4}:

x=20×54x = -20 \times \frac{5}{-4}

x=20×54x = -20 \times -\frac{5}{4}

x=100/4x = 100/4

x=25x = 25

Solution

The value of xx is 25.

Would you like more details or have any questions about this solution? Here are five related questions to explore further:

  1. How do we solve equations with fractions?
  2. What are some tips for isolating variables in equations?
  3. How do we verify the solution to an equation?
  4. What are the properties of equality used in solving equations?
  5. Can equations always be solved algebraically?

Tip: When dealing with fractions in equations, multiplying both sides by the reciprocal can simplify the process.

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Math Problem Analysis

Mathematical Concepts

Linear Equations
Fractions
Basic Algebra

Formulas

Standard Linear Equation form: ax + b = c

Theorems

Properties of Equality

Suitable Grade Level

Grades 8-10