7(2x)-3(6x-1)=-20

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Solution for 7(2x)-3(6x-1)=-20 equation:


Simplifying
7(2x) + -3(6x + -1) = -20

Remove parenthesis around (2x)
7 * 2x + -3(6x + -1) = -20

Multiply 7 * 2
14x + -3(6x + -1) = -20

Reorder the terms:
14x + -3(-1 + 6x) = -20
14x + (-1 * -3 + 6x * -3) = -20
14x + (3 + -18x) = -20

Reorder the terms:
3 + 14x + -18x = -20

Combine like terms: 14x + -18x = -4x
3 + -4x = -20

Solving
3 + -4x = -20

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + -4x = -20 + -3

Combine like terms: 3 + -3 = 0
0 + -4x = -20 + -3
-4x = -20 + -3

Combine like terms: -20 + -3 = -23
-4x = -23

Divide each side by '-4'.
x = 5.75

Simplifying
x = 5.75

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