45-4x(4+5)=

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Solution for 45-4x(4+5)= equation:


Simplifying
45 + -4x(4 + 5) = 0

Combine like terms: 4 + 5 = 9
45 + -4x(9) = 0

Reorder the terms for easier multiplication:
45 + -4 * 9x = 0

Multiply -4 * 9
45 + -36x = 0

Solving
45 + -36x = 0

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 + -45 + -36x = 0 + -45

Combine like terms: 45 + -45 = 0
0 + -36x = 0 + -45
-36x = 0 + -45

Combine like terms: 0 + -45 = -45
-36x = -45

Divide each side by '-36'.
x = 1.25

Simplifying
x = 1.25

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