Y=7(x+2)(x+4)

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Solution for Y=7(x+2)(x+4) equation: 


Simplifying
Y = 7(x + 2)(x + 4)

Reorder the terms:
Y = 7(2 + x)(x + 4)

Reorder the terms:
Y = 7(2 + x)(4 + x)

Multiply (2 + x) * (4 + x)
Y = 7(2(4 + x) + x(4 + x))
Y = 7((4 * 2 + x * 2) + x(4 + x))
Y = 7((8 + 2x) + x(4 + x))
Y = 7(8 + 2x + (4 * x + x * x))
Y = 7(8 + 2x + (4x + x2))

Combine like terms: 2x + 4x = 6x
Y = 7(8 + 6x + x2)
Y = (8 * 7 + 6x * 7 + x2 * 7)
Y = (56 + 42x + 7x2)

Solving
Y = 56 + 42x + 7x2

Solving for variable 'Y'.

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

Simplifying
Y = 56 + 42x + 7x2

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