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5(13x)75(1-3x)-7

Full solution

Q. 5(13x)75(1-3x)-7
  1. Apply Distributive Property: We start by applying the distributive property to the expression inside the parentheses. \newline5(13x)75(1 - 3x) - 7 becomes 5×15×3x75\times 1 - 5\times 3x - 7.
  2. Perform Multiplication: Now we perform the multiplication.\newline5×15 \times 1 is 55 and 5×3x5 \times 3x is 15x15x.\newlineSo the expression becomes 515x75 - 15x - 7.
  3. Combine Like Terms: Next, we combine the like terms, which are the constant terms 55 and 7-7.575 - 7 equals 2-2. So the expression simplifies to 15x2-15x - 2.

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