7x^2-x+3=4x+3

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Solution for 7x^2-x+3=4x+3 equation:


Simplifying
7x2 + -1x + 3 = 4x + 3

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

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

Add '-3' to each side of the equation.
3 + -1x + -3 + 7x2 = 3 + -3 + 4x

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

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

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

Solving
-1x + 7x2 = 4x

Solving for variable 'x'.

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

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

Combine like terms: 4x + -4x = 0
-5x + 7x2 = 0

Factor out the Greatest Common Factor (GCF), 'x'.
x(-5 + 7x) = 0

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

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

Solution

x = {0, 0.7142857143}

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