3(x-7)-2=4

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Solution for 3(x-7)-2=4 equation:


Simplifying
3(x + -7) + -2 = 4

Reorder the terms:
3(-7 + x) + -2 = 4
(-7 * 3 + x * 3) + -2 = 4
(-21 + 3x) + -2 = 4

Reorder the terms:
-21 + -2 + 3x = 4

Combine like terms: -21 + -2 = -23
-23 + 3x = 4

Solving
-23 + 3x = 4

Solving for variable 'x'.

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

Add '23' to each side of the equation.
-23 + 23 + 3x = 4 + 23

Combine like terms: -23 + 23 = 0
0 + 3x = 4 + 23
3x = 4 + 23

Combine like terms: 4 + 23 = 27
3x = 27

Divide each side by '3'.
x = 9

Simplifying
x = 9

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