7x^2+25x+8=-4

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Solution for 7x^2+25x+8=-4 equation:


Simplifying
7x2 + 25x + 8 = -4

Reorder the terms:
8 + 25x + 7x2 = -4

Solving
8 + 25x + 7x2 = -4

Solving for variable 'x'.

Reorder the terms:
8 + 4 + 25x + 7x2 = -4 + 4

Combine like terms: 8 + 4 = 12
12 + 25x + 7x2 = -4 + 4

Combine like terms: -4 + 4 = 0
12 + 25x + 7x2 = 0

Factor a trinomial.
(3 + x)(4 + 7x) = 0

Subproblem 1

Set the factor '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

Subproblem 2

Set the factor '(4 + 7x)' equal to zero and attempt to solve: Simplifying 4 + 7x = 0 Solving 4 + 7x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + 7x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 7x = 0 + -4 7x = 0 + -4 Combine like terms: 0 + -4 = -4 7x = -4 Divide each side by '7'. x = -0.5714285714 Simplifying x = -0.5714285714

Solution

x = {-3, -0.5714285714}

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