31=-7x+5(x+5)

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Solution for 31=-7x+5(x+5) equation:


Simplifying
31 = -7x + 5(x + 5)

Reorder the terms:
31 = -7x + 5(5 + x)
31 = -7x + (5 * 5 + x * 5)
31 = -7x + (25 + 5x)

Reorder the terms:
31 = 25 + -7x + 5x

Combine like terms: -7x + 5x = -2x
31 = 25 + -2x

Solving
31 = 25 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
31 + 2x = 25 + -2x + 2x

Combine like terms: -2x + 2x = 0
31 + 2x = 25 + 0
31 + 2x = 25

Add '-31' to each side of the equation.
31 + -31 + 2x = 25 + -31

Combine like terms: 31 + -31 = 0
0 + 2x = 25 + -31
2x = 25 + -31

Combine like terms: 25 + -31 = -6
2x = -6

Divide each side by '2'.
x = -3

Simplifying
x = -3

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