5(3x+7)=42

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Solution for 5(3x+7)=42 equation:


Simplifying
5(3x + 7) = 42

Reorder the terms:
5(7 + 3x) = 42
(7 * 5 + 3x * 5) = 42
(35 + 15x) = 42

Solving
35 + 15x = 42

Solving for variable 'x'.

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

Add '-35' to each side of the equation.
35 + -35 + 15x = 42 + -35

Combine like terms: 35 + -35 = 0
0 + 15x = 42 + -35
15x = 42 + -35

Combine like terms: 42 + -35 = 7
15x = 7

Divide each side by '15'.
x = 0.4666666667

Simplifying
x = 0.4666666667

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