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x-9=10

x9=10 x-9=10

Full solution

Q. x9=10 x-9=10
  1. Add 99 to isolate x: Add 99 to both sides of the equation to isolate x.\newlinex9+9=10+9x - 9 + 9 = 10 + 9
  2. Simplify both sides: Simplify both sides of the equation. x=19x = 19