5x-2(x-7)=21x+5

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Solution for 5x-2(x-7)=21x+5 equation:


Simplifying
5x + -2(x + -7) = 21x + 5

Reorder the terms:
5x + -2(-7 + x) = 21x + 5
5x + (-7 * -2 + x * -2) = 21x + 5
5x + (14 + -2x) = 21x + 5

Reorder the terms:
14 + 5x + -2x = 21x + 5

Combine like terms: 5x + -2x = 3x
14 + 3x = 21x + 5

Reorder the terms:
14 + 3x = 5 + 21x

Solving
14 + 3x = 5 + 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
14 + 3x + -21x = 5 + 21x + -21x

Combine like terms: 3x + -21x = -18x
14 + -18x = 5 + 21x + -21x

Combine like terms: 21x + -21x = 0
14 + -18x = 5 + 0
14 + -18x = 5

Add '-14' to each side of the equation.
14 + -14 + -18x = 5 + -14

Combine like terms: 14 + -14 = 0
0 + -18x = 5 + -14
-18x = 5 + -14

Combine like terms: 5 + -14 = -9
-18x = -9

Divide each side by '-18'.
x = 0.5

Simplifying
x = 0.5

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