2(3+5x)-4=42

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Solution for 2(3+5x)-4=42 equation:


Simplifying
2(3 + 5x) + -4 = 42
(3 * 2 + 5x * 2) + -4 = 42
(6 + 10x) + -4 = 42

Reorder the terms:
6 + -4 + 10x = 42

Combine like terms: 6 + -4 = 2
2 + 10x = 42

Solving
2 + 10x = 42

Solving for variable 'x'.

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

Add '-2' to each side of the equation.
2 + -2 + 10x = 42 + -2

Combine like terms: 2 + -2 = 0
0 + 10x = 42 + -2
10x = 42 + -2

Combine like terms: 42 + -2 = 40
10x = 40

Divide each side by '10'.
x = 4

Simplifying
x = 4

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