31+4x=7x+2(x+3)

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Solution for 31+4x=7x+2(x+3) equation:


Simplifying
31 + 4x = 7x + 2(x + 3)

Reorder the terms:
31 + 4x = 7x + 2(3 + x)
31 + 4x = 7x + (3 * 2 + x * 2)
31 + 4x = 7x + (6 + 2x)

Reorder the terms:
31 + 4x = 6 + 7x + 2x

Combine like terms: 7x + 2x = 9x
31 + 4x = 6 + 9x

Solving
31 + 4x = 6 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
31 + 4x + -9x = 6 + 9x + -9x

Combine like terms: 4x + -9x = -5x
31 + -5x = 6 + 9x + -9x

Combine like terms: 9x + -9x = 0
31 + -5x = 6 + 0
31 + -5x = 6

Add '-31' to each side of the equation.
31 + -31 + -5x = 6 + -31

Combine like terms: 31 + -31 = 0
0 + -5x = 6 + -31
-5x = 6 + -31

Combine like terms: 6 + -31 = -25
-5x = -25

Divide each side by '-5'.
x = 5

Simplifying
x = 5

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