-14+4(2x+7)-x=42

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Solution for -14+4(2x+7)-x=42 equation:


Simplifying
-14 + 4(2x + 7) + -1x = 42

Reorder the terms:
-14 + 4(7 + 2x) + -1x = 42
-14 + (7 * 4 + 2x * 4) + -1x = 42
-14 + (28 + 8x) + -1x = 42

Combine like terms: -14 + 28 = 14
14 + 8x + -1x = 42

Combine like terms: 8x + -1x = 7x
14 + 7x = 42

Solving
14 + 7x = 42

Solving for variable 'x'.

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

Add '-14' to each side of the equation.
14 + -14 + 7x = 42 + -14

Combine like terms: 14 + -14 = 0
0 + 7x = 42 + -14
7x = 42 + -14

Combine like terms: 42 + -14 = 28
7x = 28

Divide each side by '7'.
x = 4

Simplifying
x = 4

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