3(5x+7)=51

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Solution for 3(5x+7)=51 equation:


Simplifying
3(5x + 7) = 51

Reorder the terms:
3(7 + 5x) = 51
(7 * 3 + 5x * 3) = 51
(21 + 15x) = 51

Solving
21 + 15x = 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 + 15x = 51 + -21

Combine like terms: 21 + -21 = 0
0 + 15x = 51 + -21
15x = 51 + -21

Combine like terms: 51 + -21 = 30
15x = 30

Divide each side by '15'.
x = 2

Simplifying
x = 2

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