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

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


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

Reorder the terms:
3(-7 + 3x) + -4x = -2
(-7 * 3 + 3x * 3) + -4x = -2
(-21 + 9x) + -4x = -2

Combine like terms: 9x + -4x = 5x
-21 + 5x = -2

Solving
-21 + 5x = -2

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 + 5x = -2 + 21

Combine like terms: -21 + 21 = 0
0 + 5x = -2 + 21
5x = -2 + 21

Combine like terms: -2 + 21 = 19
5x = 19

Divide each side by '5'.
x = 3.8

Simplifying
x = 3.8

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