4x^2-15x+5=-7x+2

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Solution for 4x^2-15x+5=-7x+2 equation:


Simplifying
4x2 + -15x + 5 = -7x + 2

Reorder the terms:
5 + -15x + 4x2 = -7x + 2

Reorder the terms:
5 + -15x + 4x2 = 2 + -7x

Solving
5 + -15x + 4x2 = 2 + -7x

Solving for variable 'x'.

Reorder the terms:
5 + -2 + -15x + 7x + 4x2 = 2 + -7x + -2 + 7x

Combine like terms: 5 + -2 = 3
3 + -15x + 7x + 4x2 = 2 + -7x + -2 + 7x

Combine like terms: -15x + 7x = -8x
3 + -8x + 4x2 = 2 + -7x + -2 + 7x

Reorder the terms:
3 + -8x + 4x2 = 2 + -2 + -7x + 7x

Combine like terms: 2 + -2 = 0
3 + -8x + 4x2 = 0 + -7x + 7x
3 + -8x + 4x2 = -7x + 7x

Combine like terms: -7x + 7x = 0
3 + -8x + 4x2 = 0

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

Subproblem 1

Set the factor '(1 + -2x)' equal to zero and attempt to solve: Simplifying 1 + -2x = 0 Solving 1 + -2x = 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 + -2x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -2x = 0 + -1 -2x = 0 + -1 Combine like terms: 0 + -1 = -1 -2x = -1 Divide each side by '-2'. x = 0.5 Simplifying x = 0.5

Subproblem 2

Set the factor '(3 + -2x)' equal to zero and attempt to solve: Simplifying 3 + -2x = 0 Solving 3 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -2x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -2x = 0 + -3 -2x = 0 + -3 Combine like terms: 0 + -3 = -3 -2x = -3 Divide each side by '-2'. x = 1.5 Simplifying x = 1.5

Solution

x = {0.5, 1.5}

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