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

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


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

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

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

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

Solving for variable 'x'.

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

Combine like terms: 7x + -2x = 5x
-2 + 5x + 2x2 + x2 = 2x + -1x2 + -2x + x2

Combine like terms: 2x2 + x2 = 3x2
-2 + 5x + 3x2 = 2x + -1x2 + -2x + x2

Reorder the terms:
-2 + 5x + 3x2 = 2x + -2x + -1x2 + x2

Combine like terms: 2x + -2x = 0
-2 + 5x + 3x2 = 0 + -1x2 + x2
-2 + 5x + 3x2 = -1x2 + x2

Combine like terms: -1x2 + x2 = 0
-2 + 5x + 3x2 = 0

Factor a trinomial.
(-2 + -1x)(1 + -3x) = 0


Subproblem 1
Set the factor '(-2 + -1x)' equal to zero and attempt to solve:

Simplifying
-2 + -1x = 0

Solving
-2 + -1x = 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 + -1x = 0 + 2

Combine like terms: -2 + 2 = 0
0 + -1x = 0 + 2
-1x = 0 + 2

Combine like terms: 0 + 2 = 2
-1x = 2

Divide each side by '-1'.
x = -2

Simplifying
x = -2

Subproblem 2
Set the factor '(1 + -3x)' equal to zero and attempt to solve:

Simplifying
1 + -3x = 0

Solving
1 + -3x = 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 + -3x = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -3x = 0 + -1
-3x = 0 + -1

Combine like terms: 0 + -1 = -1
-3x = -1

Divide each side by '-3'.
x = 0.3333333333

Simplifying
x = 0.3333333333
Solution
x = {-2, 0.3333333333}

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