4(x-9)+5(9-X)=11

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Solution for 4(x-9)+5(9-X)=11 equation:


Simplifying
4(x + -9) + 5(9 + -1X) = 11

Reorder the terms:
4(-9 + x) + 5(9 + -1X) = 11
(-9 * 4 + x * 4) + 5(9 + -1X) = 11
(-36 + 4x) + 5(9 + -1X) = 11
-36 + 4x + (9 * 5 + -1X * 5) = 11
-36 + 4x + (45 + -5X) = 11

Reorder the terms:
-36 + 45 + -5X + 4x = 11

Combine like terms: -36 + 45 = 9
9 + -5X + 4x = 11

Solving
9 + -5X + 4x = 11

Solving for variable 'X'.

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

Add '-9' to each side of the equation.
9 + -5X + -9 + 4x = 11 + -9

Reorder the terms:
9 + -9 + -5X + 4x = 11 + -9

Combine like terms: 9 + -9 = 0
0 + -5X + 4x = 11 + -9
-5X + 4x = 11 + -9

Combine like terms: 11 + -9 = 2
-5X + 4x = 2

Add '-4x' to each side of the equation.
-5X + 4x + -4x = 2 + -4x

Combine like terms: 4x + -4x = 0
-5X + 0 = 2 + -4x
-5X = 2 + -4x

Divide each side by '-5'.
X = -0.4 + 0.8x

Simplifying
X = -0.4 + 0.8x

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