20-(x-7)=7x-3

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


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

Reorder the terms:
20 + -1(-7 + x) = 7x + -3
20 + (-7 * -1 + x * -1) = 7x + -3
20 + (7 + -1x) = 7x + -3

Combine like terms: 20 + 7 = 27
27 + -1x = 7x + -3

Reorder the terms:
27 + -1x = -3 + 7x

Solving
27 + -1x = -3 + 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.
27 + -1x + -7x = -3 + 7x + -7x

Combine like terms: -1x + -7x = -8x
27 + -8x = -3 + 7x + -7x

Combine like terms: 7x + -7x = 0
27 + -8x = -3 + 0
27 + -8x = -3

Add '-27' to each side of the equation.
27 + -27 + -8x = -3 + -27

Combine like terms: 27 + -27 = 0
0 + -8x = -3 + -27
-8x = -3 + -27

Combine like terms: -3 + -27 = -30
-8x = -30

Divide each side by '-8'.
x = 3.75

Simplifying
x = 3.75

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