3(2x+7)+2x=51

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Solution for 3(2x+7)+2x=51 equation:


Simplifying
3(2x + 7) + 2x = 51

Reorder the terms:
3(7 + 2x) + 2x = 51
(7 * 3 + 2x * 3) + 2x = 51
(21 + 6x) + 2x = 51

Combine like terms: 6x + 2x = 8x
21 + 8x = 51

Solving
21 + 8x = 51

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + 8x = 51 + -21

Combine like terms: 21 + -21 = 0
0 + 8x = 51 + -21
8x = 51 + -21

Combine like terms: 51 + -21 = 30
8x = 30

Divide each side by '8'.
x = 3.75

Simplifying
x = 3.75

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