3(X+9)=5(X+4)

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Solution for 3(X+9)=5(X+4) equation:


Simplifying
3(X + 9) = 5(X + 4)

Reorder the terms:
3(9 + X) = 5(X + 4)
(9 * 3 + X * 3) = 5(X + 4)
(27 + 3X) = 5(X + 4)

Reorder the terms:
27 + 3X = 5(4 + X)
27 + 3X = (4 * 5 + X * 5)
27 + 3X = (20 + 5X)

Solving
27 + 3X = 20 + 5X

Solving for variable 'X'.

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

Add '-5X' to each side of the equation.
27 + 3X + -5X = 20 + 5X + -5X

Combine like terms: 3X + -5X = -2X
27 + -2X = 20 + 5X + -5X

Combine like terms: 5X + -5X = 0
27 + -2X = 20 + 0
27 + -2X = 20

Add '-27' to each side of the equation.
27 + -27 + -2X = 20 + -27

Combine like terms: 27 + -27 = 0
0 + -2X = 20 + -27
-2X = 20 + -27

Combine like terms: 20 + -27 = -7
-2X = -7

Divide each side by '-2'.
X = 3.5

Simplifying
X = 3.5

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