4x+21+7x=2x+47

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Solution for 4x+21+7x=2x+47 equation:


Simplifying
4x + 21 + 7x = 2x + 47

Reorder the terms:
21 + 4x + 7x = 2x + 47

Combine like terms: 4x + 7x = 11x
21 + 11x = 2x + 47

Reorder the terms:
21 + 11x = 47 + 2x

Solving
21 + 11x = 47 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
21 + 11x + -2x = 47 + 2x + -2x

Combine like terms: 11x + -2x = 9x
21 + 9x = 47 + 2x + -2x

Combine like terms: 2x + -2x = 0
21 + 9x = 47 + 0
21 + 9x = 47

Add '-21' to each side of the equation.
21 + -21 + 9x = 47 + -21

Combine like terms: 21 + -21 = 0
0 + 9x = 47 + -21
9x = 47 + -21

Combine like terms: 47 + -21 = 26
9x = 26

Divide each side by '9'.
x = 2.888888889

Simplifying
x = 2.888888889

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