3x+(3(x+10))=450

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Solution for 3x+(3(x+10))=450 equation:


Simplifying
3x + (3(x + 10)) = 450

Reorder the terms:
3x + (3(10 + x)) = 450
3x + ((10 * 3 + x * 3)) = 450
3x + ((30 + 3x)) = 450
3x + (30 + 3x) = 450

Remove parenthesis around (30 + 3x)
3x + 30 + 3x = 450

Reorder the terms:
30 + 3x + 3x = 450

Combine like terms: 3x + 3x = 6x
30 + 6x = 450

Solving
30 + 6x = 450

Solving for variable 'x'.

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

Add '-30' to each side of the equation.
30 + -30 + 6x = 450 + -30

Combine like terms: 30 + -30 = 0
0 + 6x = 450 + -30
6x = 450 + -30

Combine like terms: 450 + -30 = 420
6x = 420

Divide each side by '6'.
x = 70

Simplifying
x = 70

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