7(4-2x)=42

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


Simplifying
7(4 + -2x) = 42
(4 * 7 + -2x * 7) = 42
(28 + -14x) = 42

Solving
28 + -14x = 42

Solving for variable 'x'.

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

Add '-28' to each side of the equation.
28 + -28 + -14x = 42 + -28

Combine like terms: 28 + -28 = 0
0 + -14x = 42 + -28
-14x = 42 + -28

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

Divide each side by '-14'.
x = -1

Simplifying
x = -1

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