21x+4-3(5x+2)=6x+2

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Solution for 21x+4-3(5x+2)=6x+2 equation:


Simplifying
21x + 4 + -3(5x + 2) = 6x + 2

Reorder the terms:
21x + 4 + -3(2 + 5x) = 6x + 2
21x + 4 + (2 * -3 + 5x * -3) = 6x + 2
21x + 4 + (-6 + -15x) = 6x + 2

Reorder the terms:
4 + -6 + 21x + -15x = 6x + 2

Combine like terms: 4 + -6 = -2
-2 + 21x + -15x = 6x + 2

Combine like terms: 21x + -15x = 6x
-2 + 6x = 6x + 2

Reorder the terms:
-2 + 6x = 2 + 6x

Add '-6x' to each side of the equation.
-2 + 6x + -6x = 2 + 6x + -6x

Combine like terms: 6x + -6x = 0
-2 + 0 = 2 + 6x + -6x
-2 = 2 + 6x + -6x

Combine like terms: 6x + -6x = 0
-2 = 2 + 0
-2 = 2

Solving
-2 = 2

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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