X-(7-9)=-0.9

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Solution for X-(7-9)=-0.9 equation:


Simplifying
X + -1(7 + -9) = -0.9

Combine like terms: 7 + -9 = -2
X + -1(-2) = -0.9

Multiply -1 * -2
X + 2 = -0.9

Reorder the terms:
2 + X = -0.9

Solving
2 + X = -0.9

Solving for variable 'X'.

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

Add '-2' to each side of the equation.
2 + -2 + X = -0.9 + -2

Combine like terms: 2 + -2 = 0
0 + X = -0.9 + -2
X = -0.9 + -2

Combine like terms: -0.9 + -2 = -2.9
X = -2.9

Simplifying
X = -2.9

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