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If 7/9x- 4/9 x =1/4 + 5/12, what is the ...

If `7/9x- 4/9 x =1/4 + 5/12`, what is the value of x?

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To solve the equation \( \frac{7}{9}x - \frac{4}{9}x = \frac{1}{4} + \frac{5}{12} \), we will follow these steps: ### Step 1: Simplify the left-hand side (LHS) The left-hand side of the equation is: \[ \frac{7}{9}x - \frac{4}{9}x \] We can combine the terms: \[ \frac{7 - 4}{9}x = \frac{3}{9}x = \frac{1}{3}x \] ### Step 2: Simplify the right-hand side (RHS) The right-hand side of the equation is: \[ \frac{1}{4} + \frac{5}{12} \] To add these fractions, we need a common denominator. The least common multiple (LCM) of 4 and 12 is 12. We convert \( \frac{1}{4} \) to have a denominator of 12: \[ \frac{1}{4} = \frac{3}{12} \] Now we can add: \[ \frac{3}{12} + \frac{5}{12} = \frac{3 + 5}{12} = \frac{8}{12} \] We can simplify \( \frac{8}{12} \) to: \[ \frac{2}{3} \] ### Step 3: Set the simplified LHS equal to the simplified RHS Now we have: \[ \frac{1}{3}x = \frac{2}{3} \] ### Step 4: Solve for \( x \) To isolate \( x \), we can multiply both sides by 3: \[ x = 2 \] ### Final Answer Thus, the value of \( x \) is: \[ \boxed{2} \] ---
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