Math Problem Statement

Solve the equation: 3/4(x + 8) = 9

Solution

The equation in the image is:

34(x+8)=9\frac{3}{4}(x + 8) = 9

To solve for xx:

  1. Multiply both sides by 4 to eliminate the denominator:

3(x+8)=9×43(x + 8) = 9 \times 4

3(x+8)=363(x + 8) = 36

  1. Divide both sides by 3 to isolate the x+8x + 8 term:

x+8=363x + 8 = \frac{36}{3}

x+8=12x + 8 = 12

  1. Subtract 8 from both sides to solve for xx:

x=128x = 12 - 8

x=4x = 4

Final answer:

x=4x = 4

Would you like any further details or have any questions?

Here are five related questions for further practice:

  1. Solve 23(x5)=10\frac{2}{3}(x - 5) = 10.
  2. Solve 56(2x+3)=15\frac{5}{6}(2x + 3) = 15.
  3. What happens if 34(x+8)=12\frac{3}{4}(x + 8) = 12? How does that change xx?
  4. Solve 75(x9)=14\frac{7}{5}(x - 9) = 14.
  5. Solve 2x+3=92x + 3 = 9.

Tip: Always remember to first eliminate any fractions by multiplying both sides of the equation by the denominator!

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Math Problem Analysis

Mathematical Concepts

Algebra
Linear Equations
Fractions

Formulas

Multiplying both sides of the equation to eliminate fractions
Isolating variables by addition or subtraction

Theorems

Basic principles of solving linear equations

Suitable Grade Level

Grades 6-8