AX(AX+40)=225

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Solution for AX(AX+40)=225 equation:


Simplifying
AX(AX + 40) = 225

Reorder the terms:
AX(40 + AX) = 225
(40 * AX + AX * AX) = 225
(40AX + A2X2) = 225

Solving
40AX + A2X2 = 225

Solving for variable 'A'.

Reorder the terms:
-225 + 40AX + A2X2 = 225 + -225

Combine like terms: 225 + -225 = 0
-225 + 40AX + A2X2 = 0

Factor a trinomial.
(-45 + -1AX)(5 + -1AX) = 0

Subproblem 1

Set the factor '(-45 + -1AX)' equal to zero and attempt to solve: Simplifying -45 + -1AX = 0 Solving -45 + -1AX = 0 Move all terms containing A to the left, all other terms to the right. Add '45' to each side of the equation. -45 + 45 + -1AX = 0 + 45 Combine like terms: -45 + 45 = 0 0 + -1AX = 0 + 45 -1AX = 0 + 45 Combine like terms: 0 + 45 = 45 -1AX = 45 Divide each side by '-1X'. A = -45X-1 Simplifying A = -45X-1

Subproblem 2

Set the factor '(5 + -1AX)' equal to zero and attempt to solve: Simplifying 5 + -1AX = 0 Solving 5 + -1AX = 0 Move all terms containing A to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1AX = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1AX = 0 + -5 -1AX = 0 + -5 Combine like terms: 0 + -5 = -5 -1AX = -5 Divide each side by '-1X'. A = 5X-1 Simplifying A = 5X-1

Solution

A = {-45X-1, 5X-1}

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