x+1.5[x-3]=20.5

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Solution for x+1.5[x-3]=20.5 equation: 


Simplifying
x + 1.5[x + -3] = 20.5

Reorder the terms:
x + 1.5[-3 + x] = 20.5
x + [-3 * 1.5 + x * 1.5] = 20.5
x + [-4.5 + 1.5x] = 20.5

Reorder the terms:
-4.5 + x + 1.5x = 20.5

Combine like terms: x + 1.5x = 2.5x
-4.5 + 2.5x = 20.5

Solving
-4.5 + 2.5x = 20.5

Solving for variable 'x'.

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

Add '4.5' to each side of the equation.
-4.5 + 4.5 + 2.5x = 20.5 + 4.5

Combine like terms: -4.5 + 4.5 = 0.0
0.0 + 2.5x = 20.5 + 4.5
2.5x = 20.5 + 4.5

Combine like terms: 20.5 + 4.5 = 25
2.5x = 25

Divide each side by '2.5'.
x = 10

Simplifying
x = 10

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