3(4x-1)-7x=15

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Solution for 3(4x-1)-7x=15 equation:


Simplifying
3(4x + -1) + -7x = 15

Reorder the terms:
3(-1 + 4x) + -7x = 15
(-1 * 3 + 4x * 3) + -7x = 15
(-3 + 12x) + -7x = 15

Combine like terms: 12x + -7x = 5x
-3 + 5x = 15

Solving
-3 + 5x = 15

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 5x = 15 + 3

Combine like terms: -3 + 3 = 0
0 + 5x = 15 + 3
5x = 15 + 3

Combine like terms: 15 + 3 = 18
5x = 18

Divide each side by '5'.
x = 3.6

Simplifying
x = 3.6

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