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Solve for 
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{:[4r-3=3(3r+4)],[r=◻]:}

Solve for r r .\newline4r3=3(3r+4)r= \begin{array}{l} 4 r-3=3(3 r+4) \\ r=\square \end{array}

Full solution

Q. Solve for r r .\newline4r3=3(3r+4)r= \begin{array}{l} 4 r-3=3(3 r+4) \\ r=\square \end{array}
  1. Apply distributive property: Apply the distributive property to the right side of the equation.\newline4r3=3(3r+4)4r - 3 = 3(3r + 4)\newline=3×3r+3×4= 3 \times 3r + 3 \times 4\newline=9r+12= 9r + 12
  2. Expand the right side: Rewrite the equation with the expanded right side.\newline4r3=9r+124r - 3 = 9r + 12
  3. Rearrange terms: Get all terms with rr on one side and constant terms on the other side by subtracting 9r9r from both sides.\newline4r9r3=9r9r+124r - 9r - 3 = 9r - 9r + 12\newline5r3=12-5r - 3 = 12
  4. Isolate the term with r: Isolate the term with r by adding 33 to both sides of the equation.\newline5-5r - 33 + 33 = 1212 + 33\newline5-5r = 1515
  5. Solve for r: Solve for r by dividing both sides by \(-5").\newline5r/5=15/5-5r / -5 = 15 / -5\newliner=3r = -3

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