5+3(x+7)+10=42

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Solution for 5+3(x+7)+10=42 equation:


Simplifying
5 + 3(x + 7) + 10 = 42

Reorder the terms:
5 + 3(7 + x) + 10 = 42
5 + (7 * 3 + x * 3) + 10 = 42
5 + (21 + 3x) + 10 = 42

Reorder the terms:
5 + 21 + 10 + 3x = 42

Combine like terms: 5 + 21 = 26
26 + 10 + 3x = 42

Combine like terms: 26 + 10 = 36
36 + 3x = 42

Solving
36 + 3x = 42

Solving for variable 'x'.

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

Add '-36' to each side of the equation.
36 + -36 + 3x = 42 + -36

Combine like terms: 36 + -36 = 0
0 + 3x = 42 + -36
3x = 42 + -36

Combine like terms: 42 + -36 = 6
3x = 6

Divide each side by '3'.
x = 2

Simplifying
x = 2

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