6x-7(11-x)=4x-3(20-x)

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Solution for 6x-7(11-x)=4x-3(20-x) equation:


Simplifying
6x + -7(11 + -1x) = 4x + -3(20 + -1x)
6x + (11 * -7 + -1x * -7) = 4x + -3(20 + -1x)
6x + (-77 + 7x) = 4x + -3(20 + -1x)

Reorder the terms:
-77 + 6x + 7x = 4x + -3(20 + -1x)

Combine like terms: 6x + 7x = 13x
-77 + 13x = 4x + -3(20 + -1x)
-77 + 13x = 4x + (20 * -3 + -1x * -3)
-77 + 13x = 4x + (-60 + 3x)

Reorder the terms:
-77 + 13x = -60 + 4x + 3x

Combine like terms: 4x + 3x = 7x
-77 + 13x = -60 + 7x

Solving
-77 + 13x = -60 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-77 + 13x + -7x = -60 + 7x + -7x

Combine like terms: 13x + -7x = 6x
-77 + 6x = -60 + 7x + -7x

Combine like terms: 7x + -7x = 0
-77 + 6x = -60 + 0
-77 + 6x = -60

Add '77' to each side of the equation.
-77 + 77 + 6x = -60 + 77

Combine like terms: -77 + 77 = 0
0 + 6x = -60 + 77
6x = -60 + 77

Combine like terms: -60 + 77 = 17
6x = 17

Divide each side by '6'.
x = 2.833333333

Simplifying
x = 2.833333333

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