9(3x+4)=7(x+4)+20

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Solution for 9(3x+4)=7(x+4)+20 equation:


Simplifying
9(3x + 4) = 7(x + 4) + 20

Reorder the terms:
9(4 + 3x) = 7(x + 4) + 20
(4 * 9 + 3x * 9) = 7(x + 4) + 20
(36 + 27x) = 7(x + 4) + 20

Reorder the terms:
36 + 27x = 7(4 + x) + 20
36 + 27x = (4 * 7 + x * 7) + 20
36 + 27x = (28 + 7x) + 20

Reorder the terms:
36 + 27x = 28 + 20 + 7x

Combine like terms: 28 + 20 = 48
36 + 27x = 48 + 7x

Solving
36 + 27x = 48 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
36 + 27x + -7x = 48 + 7x + -7x

Combine like terms: 27x + -7x = 20x
36 + 20x = 48 + 7x + -7x

Combine like terms: 7x + -7x = 0
36 + 20x = 48 + 0
36 + 20x = 48

Add '-36' to each side of the equation.
36 + -36 + 20x = 48 + -36

Combine like terms: 36 + -36 = 0
0 + 20x = 48 + -36
20x = 48 + -36

Combine like terms: 48 + -36 = 12
20x = 12

Divide each side by '20'.
x = 0.6

Simplifying
x = 0.6

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