4x^2-21x+32=2x+4

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Solution for 4x^2-21x+32=2x+4 equation:


Simplifying
4x2 + -21x + 32 = 2x + 4

Reorder the terms:
32 + -21x + 4x2 = 2x + 4

Reorder the terms:
32 + -21x + 4x2 = 4 + 2x

Solving
32 + -21x + 4x2 = 4 + 2x

Solving for variable 'x'.

Reorder the terms:
32 + -4 + -21x + -2x + 4x2 = 4 + 2x + -4 + -2x

Combine like terms: 32 + -4 = 28
28 + -21x + -2x + 4x2 = 4 + 2x + -4 + -2x

Combine like terms: -21x + -2x = -23x
28 + -23x + 4x2 = 4 + 2x + -4 + -2x

Reorder the terms:
28 + -23x + 4x2 = 4 + -4 + 2x + -2x

Combine like terms: 4 + -4 = 0
28 + -23x + 4x2 = 0 + 2x + -2x
28 + -23x + 4x2 = 2x + -2x

Combine like terms: 2x + -2x = 0
28 + -23x + 4x2 = 0

Factor a trinomial.
(7 + -4x)(4 + -1x) = 0

Subproblem 1

Set the factor '(7 + -4x)' equal to zero and attempt to solve: Simplifying 7 + -4x = 0 Solving 7 + -4x = 0 Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -4x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -4x = 0 + -7 -4x = 0 + -7 Combine like terms: 0 + -7 = -7 -4x = -7 Divide each side by '-4'. x = 1.75 Simplifying x = 1.75

Subproblem 2

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

Solution

x = {1.75, 4}

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