1x^2+x+3=-2x+7

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Solution for 1x^2+x+3=-2x+7 equation:


Simplifying
1x2 + x + 3 = -2x + 7

Reorder the terms:
3 + x + 1x2 = -2x + 7

Reorder the terms:
3 + x + 1x2 = 7 + -2x

Solving
3 + x + 1x2 = 7 + -2x

Solving for variable 'x'.

Reorder the terms:
3 + -7 + x + 2x + 1x2 = 7 + -2x + -7 + 2x

Combine like terms: 3 + -7 = -4
-4 + x + 2x + 1x2 = 7 + -2x + -7 + 2x

Combine like terms: x + 2x = 3x
-4 + 3x + 1x2 = 7 + -2x + -7 + 2x

Reorder the terms:
-4 + 3x + 1x2 = 7 + -7 + -2x + 2x

Combine like terms: 7 + -7 = 0
-4 + 3x + 1x2 = 0 + -2x + 2x
-4 + 3x + 1x2 = -2x + 2x

Combine like terms: -2x + 2x = 0
-4 + 3x + 1x2 = 0

Factor a trinomial.
(-4 + -1x)(1 + -1x) = 0

Subproblem 1

Set the factor '(-4 + -1x)' equal to zero and attempt to solve: Simplifying -4 + -1x = 0 Solving -4 + -1x = 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 + -1x = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -1x = 0 + 4 -1x = 0 + 4 Combine like terms: 0 + 4 = 4 -1x = 4 Divide each side by '-1'. x = -4 Simplifying x = -4

Subproblem 2

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

Solution

x = {-4, 1}

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