45x^2+86x+36=-4x^2+2x

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Solution for 45x^2+86x+36=-4x^2+2x equation:


Simplifying
45x2 + 86x + 36 = -4x2 + 2x

Reorder the terms:
36 + 86x + 45x2 = -4x2 + 2x

Reorder the terms:
36 + 86x + 45x2 = 2x + -4x2

Solving
36 + 86x + 45x2 = 2x + -4x2

Solving for variable 'x'.

Reorder the terms:
36 + 86x + -2x + 45x2 + 4x2 = 2x + -4x2 + -2x + 4x2

Combine like terms: 86x + -2x = 84x
36 + 84x + 45x2 + 4x2 = 2x + -4x2 + -2x + 4x2

Combine like terms: 45x2 + 4x2 = 49x2
36 + 84x + 49x2 = 2x + -4x2 + -2x + 4x2

Reorder the terms:
36 + 84x + 49x2 = 2x + -2x + -4x2 + 4x2

Combine like terms: 2x + -2x = 0
36 + 84x + 49x2 = 0 + -4x2 + 4x2
36 + 84x + 49x2 = -4x2 + 4x2

Combine like terms: -4x2 + 4x2 = 0
36 + 84x + 49x2 = 0

Factor a trinomial.
(6 + 7x)(6 + 7x) = 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 + 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

Solution

x = {-0.8571428571, -0.8571428571}

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