(x+31)+(4x+9)=70

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Solution for (x+31)+(4x+9)=70 equation:


Simplifying
(x + 31) + (4x + 9) = 70

Reorder the terms:
(31 + x) + (4x + 9) = 70

Remove parenthesis around (31 + x)
31 + x + (4x + 9) = 70

Reorder the terms:
31 + x + (9 + 4x) = 70

Remove parenthesis around (9 + 4x)
31 + x + 9 + 4x = 70

Reorder the terms:
31 + 9 + x + 4x = 70

Combine like terms: 31 + 9 = 40
40 + x + 4x = 70

Combine like terms: x + 4x = 5x
40 + 5x = 70

Solving
40 + 5x = 70

Solving for variable 'x'.

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

Add '-40' to each side of the equation.
40 + -40 + 5x = 70 + -40

Combine like terms: 40 + -40 = 0
0 + 5x = 70 + -40
5x = 70 + -40

Combine like terms: 70 + -40 = 30
5x = 30

Divide each side by '5'.
x = 6

Simplifying
x = 6

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