Question

Completing the perfect squares, Find the value of x in the following

x square + 18x = 19


x square − 8x = 20

Answer 1

Step-by-step explanation:

Step 1 Divide all terms by a (the coefficient of x2).

Step 2 Move the number term (c/a) to the right side of the equation.

Step 3 Complete the square on the left side of the equation and balance this by adding the same value to the right side of the equation.