y=(x+1)*(0.1x+1)*(0.75x+1)*(0.75x+1)+928.8

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Solution for y=(x+1)*(0.1x+1)*(0.75x+1)*(0.75x+1)+928.8 equation: 


Simplifying
y = (x + 1)(0.1x + 1)(0.75x + 1)(0.75x + 1) + 928.8

Reorder the terms:
y = (1 + x)(0.1x + 1)(0.75x + 1)(0.75x + 1) + 928.8

Reorder the terms:
y = (1 + x)(1 + 0.1x)(0.75x + 1)(0.75x + 1) + 928.8

Reorder the terms:
y = (1 + x)(1 + 0.1x)(1 + 0.75x)(0.75x + 1) + 928.8

Reorder the terms:
y = (1 + x)(1 + 0.1x)(1 + 0.75x)(1 + 0.75x) + 928.8

Multiply (1 + x) * (1 + 0.1x)
y = (1(1 + 0.1x) + x(1 + 0.1x))(1 + 0.75x)(1 + 0.75x) + 928.8
y = ((1 * 1 + 0.1x * 1) + x(1 + 0.1x))(1 + 0.75x)(1 + 0.75x) + 928.8
y = ((1 + 0.1x) + x(1 + 0.1x))(1 + 0.75x)(1 + 0.75x) + 928.8
y = (1 + 0.1x + (1 * x + 0.1x * x))(1 + 0.75x)(1 + 0.75x) + 928.8
y = (1 + 0.1x + (1x + 0.1x2))(1 + 0.75x)(1 + 0.75x) + 928.8

Combine like terms: 0.1x + 1x = 1.1x
y = (1 + 1.1x + 0.1x2)(1 + 0.75x)(1 + 0.75x) + 928.8

Multiply (1 + 1.1x + 0.1x2) * (1 + 0.75x)
y = (1(1 + 0.75x) + 1.1x * (1 + 0.75x) + 0.1x2 * (1 + 0.75x))(1 + 0.75x) + 928.8
y = ((1 * 1 + 0.75x * 1) + 1.1x * (1 + 0.75x) + 0.1x2 * (1 + 0.75x))(1 + 0.75x) + 928.8
y = ((1 + 0.75x) + 1.1x * (1 + 0.75x) + 0.1x2 * (1 + 0.75x))(1 + 0.75x) + 928.8
y = (1 + 0.75x + (1 * 1.1x + 0.75x * 1.1x) + 0.1x2 * (1 + 0.75x))(1 + 0.75x) + 928.8
y = (1 + 0.75x + (1.1x + 0.825x2) + 0.1x2 * (1 + 0.75x))(1 + 0.75x) + 928.8
y = (1 + 0.75x + 1.1x + 0.825x2 + (1 * 0.1x2 + 0.75x * 0.1x2))(1 + 0.75x) + 928.8
y = (1 + 0.75x + 1.1x + 0.825x2 + (0.1x2 + 0.075x3))(1 + 0.75x) + 928.8

Combine like terms: 0.75x + 1.1x = 1.85x
y = (1 + 1.85x + 0.825x2 + 0.1x2 + 0.075x3)(1 + 0.75x) + 928.8

Combine like terms: 0.825x2 + 0.1x2 = 0.925x2
y = (1 + 1.85x + 0.925x2 + 0.075x3)(1 + 0.75x) + 928.8

Multiply (1 + 1.85x + 0.925x2 + 0.075x3) * (1 + 0.75x)
y = (1(1 + 0.75x) + 1.85x * (1 + 0.75x) + 0.925x2 * (1 + 0.75x) + 0.075x3 * (1 + 0.75x)) + 928.8
y = ((1 * 1 + 0.75x * 1) + 1.85x * (1 + 0.75x) + 0.925x2 * (1 + 0.75x) + 0.075x3 * (1 + 0.75x)) + 928.8
y = ((1 + 0.75x) + 1.85x * (1 + 0.75x) + 0.925x2 * (1 + 0.75x) + 0.075x3 * (1 + 0.75x)) + 928.8
y = (1 + 0.75x + (1 * 1.85x + 0.75x * 1.85x) + 0.925x2 * (1 + 0.75x) + 0.075x3 * (1 + 0.75x)) + 928.8
y = (1 + 0.75x + (1.85x + 1.3875x2) + 0.925x2 * (1 + 0.75x) + 0.075x3 * (1 + 0.75x)) + 928.8
y = (1 + 0.75x + 1.85x + 1.3875x2 + (1 * 0.925x2 + 0.75x * 0.925x2) + 0.075x3 * (1 + 0.75x)) + 928.8
y = (1 + 0.75x + 1.85x + 1.3875x2 + (0.925x2 + 0.69375x3) + 0.075x3 * (1 + 0.75x)) + 928.8
y = (1 + 0.75x + 1.85x + 1.3875x2 + 0.925x2 + 0.69375x3 + (1 * 0.075x3 + 0.75x * 0.075x3)) + 928.8
y = (1 + 0.75x + 1.85x + 1.3875x2 + 0.925x2 + 0.69375x3 + (0.075x3 + 0.05625x4)) + 928.8

Combine like terms: 0.75x + 1.85x = 2.6x
y = (1 + 2.6x + 1.3875x2 + 0.925x2 + 0.69375x3 + 0.075x3 + 0.05625x4) + 928.8

Combine like terms: 1.3875x2 + 0.925x2 = 2.3125x2
y = (1 + 2.6x + 2.3125x2 + 0.69375x3 + 0.075x3 + 0.05625x4) + 928.8

Combine like terms: 0.69375x3 + 0.075x3 = 0.76875x3
y = (1 + 2.6x + 2.3125x2 + 0.76875x3 + 0.05625x4) + 928.8

Reorder the terms:
y = 1 + 928.8 + 2.6x + 2.3125x2 + 0.76875x3 + 0.05625x4

Combine like terms: 1 + 928.8 = 929.8
y = 929.8 + 2.6x + 2.3125x2 + 0.76875x3 + 0.05625x4

Solving
y = 929.8 + 2.6x + 2.3125x2 + 0.76875x3 + 0.05625x4

Solving for variable 'y'.

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

Simplifying
y = 929.8 + 2.6x + 2.3125x2 + 0.76875x3 + 0.05625x4

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