(4x^2+4x+2)-(4x^2-5)=7x-1

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Solution for (4x^2+4x+2)-(4x^2-5)=7x-1 equation:


Simplifying
(4x2 + 4x + 2) + -1(4x2 + -5) = 7x + -1

Reorder the terms:
(2 + 4x + 4x2) + -1(4x2 + -5) = 7x + -1

Remove parenthesis around (2 + 4x + 4x2)
2 + 4x + 4x2 + -1(4x2 + -5) = 7x + -1

Reorder the terms:
2 + 4x + 4x2 + -1(-5 + 4x2) = 7x + -1
2 + 4x + 4x2 + (-5 * -1 + 4x2 * -1) = 7x + -1
2 + 4x + 4x2 + (5 + -4x2) = 7x + -1

Reorder the terms:
2 + 5 + 4x + 4x2 + -4x2 = 7x + -1

Combine like terms: 2 + 5 = 7
7 + 4x + 4x2 + -4x2 = 7x + -1

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

Reorder the terms:
7 + 4x = -1 + 7x

Solving
7 + 4x = -1 + 7x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-7x' to each side of the equation.
7 + 4x + -7x = -1 + 7x + -7x

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

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

Add '-7' to each side of the equation.
7 + -7 + -3x = -1 + -7

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

Combine like terms: -1 + -7 = -8
-3x = -8

Divide each side by '-3'.
x = 2.666666667

Simplifying
x = 2.666666667

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