3x+5+3(x+5)=6+15

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Solution for 3x+5+3(x+5)=6+15 equation:


Simplifying
3x + 5 + 3(x + 5) = 6 + 15

Reorder the terms:
3x + 5 + 3(5 + x) = 6 + 15
3x + 5 + (5 * 3 + x * 3) = 6 + 15
3x + 5 + (15 + 3x) = 6 + 15

Reorder the terms:
5 + 15 + 3x + 3x = 6 + 15

Combine like terms: 5 + 15 = 20
20 + 3x + 3x = 6 + 15

Combine like terms: 3x + 3x = 6x
20 + 6x = 6 + 15

Combine like terms: 6 + 15 = 21
20 + 6x = 21

Solving
20 + 6x = 21

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + -20 + 6x = 21 + -20

Combine like terms: 20 + -20 = 0
0 + 6x = 21 + -20
6x = 21 + -20

Combine like terms: 21 + -20 = 1
6x = 1

Divide each side by '6'.
x = 0.1666666667

Simplifying
x = 0.1666666667

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