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5x+7y2x4y5x+7y-2x-4y

Full solution

Q. 5x+7y2x4y5x+7y-2x-4y
  1. Combine x-terms: Combine like terms starting with the x-terms.\newlineCalculation: 5x2x=3x5x - 2x = 3x
  2. Combine y-terms: Now combine the y-terms.\newlineCalculation: 7y4y=3y7y - 4y = 3y
  3. Write simplified expression: Write down the simplified expression by combining the results from previous steps.\newlineCalculation: 3x+3y3x + 3y