8*20=3x+1(x+1)

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Solution for 8*20=3x+1(x+1) equation:


Simplifying
8 * 20 = 3x + 1(x + 1)

Multiply 8 * 20
160 = 3x + 1(x + 1)

Reorder the terms:
160 = 3x + 1(1 + x)
160 = 3x + (1 * 1 + x * 1)
160 = 3x + (1 + 1x)

Reorder the terms:
160 = 1 + 3x + 1x

Combine like terms: 3x + 1x = 4x
160 = 1 + 4x

Solving
160 = 1 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
160 + -4x = 1 + 4x + -4x

Combine like terms: 4x + -4x = 0
160 + -4x = 1 + 0
160 + -4x = 1

Add '-160' to each side of the equation.
160 + -160 + -4x = 1 + -160

Combine like terms: 160 + -160 = 0
0 + -4x = 1 + -160
-4x = 1 + -160

Combine like terms: 1 + -160 = -159
-4x = -159

Divide each side by '-4'.
x = 39.75

Simplifying
x = 39.75

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