2x^2-55x=-5x^2-7x-36

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Solution for 2x^2-55x=-5x^2-7x-36 equation:


Simplifying
2x2 + -55x = -5x2 + -7x + -36

Reorder the terms:
-55x + 2x2 = -5x2 + -7x + -36

Reorder the terms:
-55x + 2x2 = -36 + -7x + -5x2

Solving
-55x + 2x2 = -36 + -7x + -5x2

Solving for variable 'x'.

Reorder the terms:
36 + -55x + 7x + 2x2 + 5x2 = -36 + -7x + -5x2 + 36 + 7x + 5x2

Combine like terms: -55x + 7x = -48x
36 + -48x + 2x2 + 5x2 = -36 + -7x + -5x2 + 36 + 7x + 5x2

Combine like terms: 2x2 + 5x2 = 7x2
36 + -48x + 7x2 = -36 + -7x + -5x2 + 36 + 7x + 5x2

Reorder the terms:
36 + -48x + 7x2 = -36 + 36 + -7x + 7x + -5x2 + 5x2

Combine like terms: -36 + 36 = 0
36 + -48x + 7x2 = 0 + -7x + 7x + -5x2 + 5x2
36 + -48x + 7x2 = -7x + 7x + -5x2 + 5x2

Combine like terms: -7x + 7x = 0
36 + -48x + 7x2 = 0 + -5x2 + 5x2
36 + -48x + 7x2 = -5x2 + 5x2

Combine like terms: -5x2 + 5x2 = 0
36 + -48x + 7x2 = 0

Factor a trinomial.
(6 + -7x)(6 + -1x) = 0

Subproblem 1

Set the factor '(6 + -7x)' equal to zero and attempt to solve: Simplifying 6 + -7x = 0 Solving 6 + -7x = 0 Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -7x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -7x = 0 + -6 -7x = 0 + -6 Combine like terms: 0 + -6 = -6 -7x = -6 Divide each side by '-7'. x = 0.8571428571 Simplifying x = 0.8571428571

Subproblem 2

Set the factor '(6 + -1x)' equal to zero and attempt to solve: Simplifying 6 + -1x = 0 Solving 6 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -1x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -1x = 0 + -6 -1x = 0 + -6 Combine like terms: 0 + -6 = -6 -1x = -6 Divide each side by '-1'. x = 6 Simplifying x = 6

Solution

x = {0.8571428571, 6}

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