Math Problem Statement

Calculate y and show every step

Calculate y and show every step

Solution

We are tasked with solving the equation:

12y3=34y+212 - \frac{y}{3} = \frac{3}{4}y + 2

Let's solve this step by step.


Step 1: Eliminate fractions

To simplify solving, we first eliminate the fractions by finding a common denominator. The denominators in this equation are 33 and 44. The least common denominator (LCD) of 33 and 44 is 1212. Multiply every term by 1212:

121212y3=1234y+12212 \cdot 12 - 12 \cdot \frac{y}{3} = 12 \cdot \frac{3}{4}y + 12 \cdot 2

Simplify each term:

1444y=9y+24144 - 4y = 9y + 24


Step 2: Rearrange terms

Bring all terms involving yy to one side and constants to the other:

14424=9y+4y144 - 24 = 9y + 4y

120=13y120 = 13y


Step 3: Solve for yy

Divide both sides by 1313:

y=12013y = \frac{120}{13}


Final Answer:

y=120139.23(approximate value)y = \frac{120}{13} \approx 9.23 \, \text{(approximate value)}


Would you like a more detailed breakdown of any step? Let me know!


Related Questions:

  1. How do you determine the least common denominator (LCD) in equations involving fractions?
  2. What are alternative methods for solving equations with fractions?
  3. Can this problem be solved graphically? How?
  4. What does the solution y=12013y = \frac{120}{13} represent in a real-world context?
  5. How do you verify the solution to an equation?

Tip:

Always double-check your solution by substituting it back into the original equation!

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Math Problem Analysis

Mathematical Concepts

Algebra
Linear Equations with Fractions

Formulas

Common Denominator to Eliminate Fractions
Rearranging Terms in Linear Equations

Theorems

Equality Properties in Algebra

Suitable Grade Level

Grades 8-10