9x-(5x-1)=-7

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Solution for 9x-(5x-1)=-7 equation:


Simplifying
9x + -1(5x + -1) = -7

Reorder the terms:
9x + -1(-1 + 5x) = -7
9x + (-1 * -1 + 5x * -1) = -7
9x + (1 + -5x) = -7

Reorder the terms:
1 + 9x + -5x = -7

Combine like terms: 9x + -5x = 4x
1 + 4x = -7

Solving
1 + 4x = -7

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 + 4x = -7 + -1

Combine like terms: 1 + -1 = 0
0 + 4x = -7 + -1
4x = -7 + -1

Combine like terms: -7 + -1 = -8
4x = -8

Divide each side by '4'.
x = -2

Simplifying
x = -2

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