(x+3)(x+4)-(x-3)(x-5)=2

2 min read Jun 16, 2024
(x+3)(x+4)-(x-3)(x-5)=2

Solving the Equation (x+3)(x+4)-(x-3)(x-5)=2

This article will guide you through the steps to solve the equation (x+3)(x+4)-(x-3)(x-5)=2.

Expanding the Equation

First, we need to expand the equation by multiplying out the brackets:

  • (x+3)(x+4) = x² + 7x + 12
  • (x-3)(x-5) = x² - 8x + 15

Now, the equation becomes: x² + 7x + 12 - (x² - 8x + 15) = 2

Simplifying the Equation

Next, we can simplify the equation by removing the brackets and combining like terms:

x² + 7x + 12 - x² + 8x - 15 = 2 15x - 3 = 2

Isolating the Variable

To isolate the variable x, we need to move the constant term to the right side of the equation:

15x = 2 + 3 15x = 5

Solving for x

Finally, we can solve for x by dividing both sides of the equation by 15:

x = 5 / 15 x = 1/3

Solution

Therefore, the solution to the equation (x+3)(x+4)-(x-3)(x-5)=2 is x = 1/3.

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