5(9-2x)+4y=9

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Solution for 5(9-2x)+4y=9 equation: 


Simplifying
5(9 + -2x) + 4y = 9
(9 * 5 + -2x * 5) + 4y = 9
(45 + -10x) + 4y = 9

Solving
45 + -10x + 4y = 9

Solving for variable 'x'.

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

Add '-45' to each side of the equation.
45 + -10x + -45 + 4y = 9 + -45

Reorder the terms:
45 + -45 + -10x + 4y = 9 + -45

Combine like terms: 45 + -45 = 0
0 + -10x + 4y = 9 + -45
-10x + 4y = 9 + -45

Combine like terms: 9 + -45 = -36
-10x + 4y = -36

Add '-4y' to each side of the equation.
-10x + 4y + -4y = -36 + -4y

Combine like terms: 4y + -4y = 0
-10x + 0 = -36 + -4y
-10x = -36 + -4y

Divide each side by '-10'.
x = 3.6 + 0.4y

Simplifying
x = 3.6 + 0.4y

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