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

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


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

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

Reorder the terms:
27 + 36x + 4(4 + 9x) = 20
27 + 36x + (4 * 4 + 9x * 4) = 20
27 + 36x + (16 + 36x) = 20

Reorder the terms:
27 + 16 + 36x + 36x = 20

Combine like terms: 27 + 16 = 43
43 + 36x + 36x = 20

Combine like terms: 36x + 36x = 72x
43 + 72x = 20

Solving
43 + 72x = 20

Solving for variable 'x'.

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

Add '-43' to each side of the equation.
43 + -43 + 72x = 20 + -43

Combine like terms: 43 + -43 = 0
0 + 72x = 20 + -43
72x = 20 + -43

Combine like terms: 20 + -43 = -23
72x = -23

Divide each side by '72'.
x = -0.3194444444

Simplifying
x = -0.3194444444

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