2x+4(x-3)=42

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Solution for 2x+4(x-3)=42 equation:


Simplifying
2x + 4(x + -3) = 42

Reorder the terms:
2x + 4(-3 + x) = 42
2x + (-3 * 4 + x * 4) = 42
2x + (-12 + 4x) = 42

Reorder the terms:
-12 + 2x + 4x = 42

Combine like terms: 2x + 4x = 6x
-12 + 6x = 42

Solving
-12 + 6x = 42

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + 6x = 42 + 12

Combine like terms: -12 + 12 = 0
0 + 6x = 42 + 12
6x = 42 + 12

Combine like terms: 42 + 12 = 54
6x = 54

Divide each side by '6'.
x = 9

Simplifying
x = 9

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