2(4x+7)+7=8x+21

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Solution for 2(4x+7)+7=8x+21 equation: 


Simplifying
2(4x + 7) + 7 = 8x + 21

Reorder the terms:
2(7 + 4x) + 7 = 8x + 21
(7 * 2 + 4x * 2) + 7 = 8x + 21
(14 + 8x) + 7 = 8x + 21

Reorder the terms:
14 + 7 + 8x = 8x + 21

Combine like terms: 14 + 7 = 21
21 + 8x = 8x + 21

Reorder the terms:
21 + 8x = 21 + 8x

Add '-21' to each side of the equation.
21 + -21 + 8x = 21 + -21 + 8x

Combine like terms: 21 + -21 = 0
0 + 8x = 21 + -21 + 8x
8x = 21 + -21 + 8x

Combine like terms: 21 + -21 = 0
8x = 0 + 8x
8x = 8x

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

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

Combine like terms: 8x + -8x = 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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