7x+46=(x+4)(x+4)

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Solution for 7x+46=(x+4)(x+4) equation:


Simplifying
7x + 46 = (x + 4)(x + 4)

Reorder the terms:
46 + 7x = (x + 4)(x + 4)

Reorder the terms:
46 + 7x = (4 + x)(x + 4)

Reorder the terms:
46 + 7x = (4 + x)(4 + x)

Multiply (4 + x) * (4 + x)
46 + 7x = (4(4 + x) + x(4 + x))
46 + 7x = ((4 * 4 + x * 4) + x(4 + x))
46 + 7x = ((16 + 4x) + x(4 + x))
46 + 7x = (16 + 4x + (4 * x + x * x))
46 + 7x = (16 + 4x + (4x + x2))

Combine like terms: 4x + 4x = 8x
46 + 7x = (16 + 8x + x2)

Solving
46 + 7x = 16 + 8x + x2

Solving for variable 'x'.

Reorder the terms:
46 + -16 + 7x + -8x + -1x2 = 16 + 8x + x2 + -16 + -8x + -1x2

Combine like terms: 46 + -16 = 30
30 + 7x + -8x + -1x2 = 16 + 8x + x2 + -16 + -8x + -1x2

Combine like terms: 7x + -8x = -1x
30 + -1x + -1x2 = 16 + 8x + x2 + -16 + -8x + -1x2

Reorder the terms:
30 + -1x + -1x2 = 16 + -16 + 8x + -8x + x2 + -1x2

Combine like terms: 16 + -16 = 0
30 + -1x + -1x2 = 0 + 8x + -8x + x2 + -1x2
30 + -1x + -1x2 = 8x + -8x + x2 + -1x2

Combine like terms: 8x + -8x = 0
30 + -1x + -1x2 = 0 + x2 + -1x2
30 + -1x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
30 + -1x + -1x2 = 0

Factor a trinomial.
(5 + -1x)(6 + x) = 0

Subproblem 1

Set the factor '(5 + -1x)' equal to zero and attempt to solve: Simplifying 5 + -1x = 0 Solving 5 + -1x = 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 + -1x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1x = 0 + -5 -1x = 0 + -5 Combine like terms: 0 + -5 = -5 -1x = -5 Divide each side by '-1'. x = 5 Simplifying x = 5

Subproblem 2

Set the factor '(6 + x)' equal to zero and attempt to solve: Simplifying 6 + x = 0 Solving 6 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + x = 0 + -6 x = 0 + -6 Combine like terms: 0 + -6 = -6 x = -6 Simplifying x = -6

Solution

x = {5, -6}

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