3-(2-x)-(1-4x)=20

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Solution for 3-(2-x)-(1-4x)=20 equation:


Simplifying
3 + -1(2 + -1x) + -1(1 + -4x) = 20
3 + (2 * -1 + -1x * -1) + -1(1 + -4x) = 20
3 + (-2 + 1x) + -1(1 + -4x) = 20
3 + -2 + 1x + (1 * -1 + -4x * -1) = 20
3 + -2 + 1x + (-1 + 4x) = 20

Reorder the terms:
3 + -2 + -1 + 1x + 4x = 20

Combine like terms: 3 + -2 = 1
1 + -1 + 1x + 4x = 20

Combine like terms: 1 + -1 = 0
0 + 1x + 4x = 20
1x + 4x = 20

Combine like terms: 1x + 4x = 5x
5x = 20

Solving
5x = 20

Solving for variable 'x'.

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

Divide each side by '5'.
x = 4

Simplifying
x = 4

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