2x+5+6(x-1)=31

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Solution for 2x+5+6(x-1)=31 equation:


Simplifying
2x + 5 + 6(x + -1) = 31

Reorder the terms:
2x + 5 + 6(-1 + x) = 31
2x + 5 + (-1 * 6 + x * 6) = 31
2x + 5 + (-6 + 6x) = 31

Reorder the terms:
5 + -6 + 2x + 6x = 31

Combine like terms: 5 + -6 = -1
-1 + 2x + 6x = 31

Combine like terms: 2x + 6x = 8x
-1 + 8x = 31

Solving
-1 + 8x = 31

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + 8x = 31 + 1

Combine like terms: -1 + 1 = 0
0 + 8x = 31 + 1
8x = 31 + 1

Combine like terms: 31 + 1 = 32
8x = 32

Divide each side by '8'.
x = 4

Simplifying
x = 4

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