3(x+7)-4=

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Solution for 3(x+7)-4= equation:


Simplifying
3(x + 7) + -4 = 0

Reorder the terms:
3(7 + x) + -4 = 0
(7 * 3 + x * 3) + -4 = 0
(21 + 3x) + -4 = 0

Reorder the terms:
21 + -4 + 3x = 0

Combine like terms: 21 + -4 = 17
17 + 3x = 0

Solving
17 + 3x = 0

Solving for variable 'x'.

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

Add '-17' to each side of the equation.
17 + -17 + 3x = 0 + -17

Combine like terms: 17 + -17 = 0
0 + 3x = 0 + -17
3x = 0 + -17

Combine like terms: 0 + -17 = -17
3x = -17

Divide each side by '3'.
x = -5.666666667

Simplifying
x = -5.666666667

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