7x^2+19x+8=-2

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Solution for 7x^2+19x+8=-2 equation:


Simplifying
7x2 + 19x + 8 = -2

Reorder the terms:
8 + 19x + 7x2 = -2

Solving
8 + 19x + 7x2 = -2

Solving for variable 'x'.

Reorder the terms:
8 + 2 + 19x + 7x2 = -2 + 2

Combine like terms: 8 + 2 = 10
10 + 19x + 7x2 = -2 + 2

Combine like terms: -2 + 2 = 0
10 + 19x + 7x2 = 0

Factor a trinomial.
(2 + x)(5 + 7x) = 0

Subproblem 1

Set the factor '(2 + x)' equal to zero and attempt to solve: Simplifying 2 + x = 0 Solving 2 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x = 0 + -2 x = 0 + -2 Combine like terms: 0 + -2 = -2 x = -2 Simplifying x = -2

Subproblem 2

Set the factor '(5 + 7x)' equal to zero and attempt to solve: Simplifying 5 + 7x = 0 Solving 5 + 7x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 7x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 7x = 0 + -5 7x = 0 + -5 Combine like terms: 0 + -5 = -5 7x = -5 Divide each side by '7'. x = -0.7142857143 Simplifying x = -0.7142857143

Solution

x = {-2, -0.7142857143}

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