49x^2+63x=-20

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Solution for 49x^2+63x=-20 equation:


Simplifying
49x2 + 63x = -20

Reorder the terms:
63x + 49x2 = -20

Solving
63x + 49x2 = -20

Solving for variable 'x'.

Reorder the terms:
20 + 63x + 49x2 = -20 + 20

Combine like terms: -20 + 20 = 0
20 + 63x + 49x2 = 0

Factor a trinomial.
(5 + 7x)(4 + 7x) = 0

Subproblem 1

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

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 = {-0.7142857143, -0.5714285714}

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