3-5(4x+8)=9

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Solution for 3-5(4x+8)=9 equation:


Simplifying
3 + -5(4x + 8) = 9

Reorder the terms:
3 + -5(8 + 4x) = 9
3 + (8 * -5 + 4x * -5) = 9
3 + (-40 + -20x) = 9

Combine like terms: 3 + -40 = -37
-37 + -20x = 9

Solving
-37 + -20x = 9

Solving for variable 'x'.

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

Add '37' to each side of the equation.
-37 + 37 + -20x = 9 + 37

Combine like terms: -37 + 37 = 0
0 + -20x = 9 + 37
-20x = 9 + 37

Combine like terms: 9 + 37 = 46
-20x = 46

Divide each side by '-20'.
x = -2.3

Simplifying
x = -2.3

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