7x^2+4x-16=40-37x

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Solution for 7x^2+4x-16=40-37x equation:


Simplifying
7x2 + 4x + -16 = 40 + -37x

Reorder the terms:
-16 + 4x + 7x2 = 40 + -37x

Solving
-16 + 4x + 7x2 = 40 + -37x

Solving for variable 'x'.

Reorder the terms:
-16 + -40 + 4x + 37x + 7x2 = 40 + -37x + -40 + 37x

Combine like terms: -16 + -40 = -56
-56 + 4x + 37x + 7x2 = 40 + -37x + -40 + 37x

Combine like terms: 4x + 37x = 41x
-56 + 41x + 7x2 = 40 + -37x + -40 + 37x

Reorder the terms:
-56 + 41x + 7x2 = 40 + -40 + -37x + 37x

Combine like terms: 40 + -40 = 0
-56 + 41x + 7x2 = 0 + -37x + 37x
-56 + 41x + 7x2 = -37x + 37x

Combine like terms: -37x + 37x = 0
-56 + 41x + 7x2 = 0

Factor a trinomial.
(-7 + -1x)(8 + -7x) = 0

Subproblem 1

Set the factor '(-7 + -1x)' equal to zero and attempt to solve: Simplifying -7 + -1x = 0 Solving -7 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + -1x = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -1x = 0 + 7 -1x = 0 + 7 Combine like terms: 0 + 7 = 7 -1x = 7 Divide each side by '-1'. x = -7 Simplifying x = -7

Subproblem 2

Set the factor '(8 + -7x)' equal to zero and attempt to solve: Simplifying 8 + -7x = 0 Solving 8 + -7x = 0 Move all terms containing x to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -7x = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -7x = 0 + -8 -7x = 0 + -8 Combine like terms: 0 + -8 = -8 -7x = -8 Divide each side by '-7'. x = 1.142857143 Simplifying x = 1.142857143

Solution

x = {-7, 1.142857143}

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