21(x-1)=-7(3-x)+14x

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Solution for 21(x-1)=-7(3-x)+14x equation: 


Simplifying
21(x + -1) = -7(3 + -1x) + 14x

Reorder the terms:
21(-1 + x) = -7(3 + -1x) + 14x
(-1 * 21 + x * 21) = -7(3 + -1x) + 14x
(-21 + 21x) = -7(3 + -1x) + 14x
-21 + 21x = (3 * -7 + -1x * -7) + 14x
-21 + 21x = (-21 + 7x) + 14x

Combine like terms: 7x + 14x = 21x
-21 + 21x = -21 + 21x

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

Combine like terms: -21 + 21 = 0
0 + 21x = -21 + 21 + 21x
21x = -21 + 21 + 21x

Combine like terms: -21 + 21 = 0
21x = 0 + 21x
21x = 21x

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

Combine like terms: 21x + -21x = 0
0 = 21x + -21x

Combine like terms: 21x + -21x = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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