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

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


Simplifying
4x(-4) + 5(9x + 4) = 0

Reorder the terms for easier multiplication:
4 * -4x + 5(9x + 4) = 0

Multiply 4 * -4
-16x + 5(9x + 4) = 0

Reorder the terms:
-16x + 5(4 + 9x) = 0
-16x + (4 * 5 + 9x * 5) = 0
-16x + (20 + 45x) = 0

Reorder the terms:
20 + -16x + 45x = 0

Combine like terms: -16x + 45x = 29x
20 + 29x = 0

Solving
20 + 29x = 0

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + -20 + 29x = 0 + -20

Combine like terms: 20 + -20 = 0
0 + 29x = 0 + -20
29x = 0 + -20

Combine like terms: 0 + -20 = -20
29x = -20

Divide each side by '29'.
x = -0.6896551724

Simplifying
x = -0.6896551724

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