40=9x-2+20x-5

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Solution for 40=9x-2+20x-5 equation:


Simplifying
40 = 9x + -2 + 20x + -5

Reorder the terms:
40 = -2 + -5 + 9x + 20x

Combine like terms: -2 + -5 = -7
40 = -7 + 9x + 20x

Combine like terms: 9x + 20x = 29x
40 = -7 + 29x

Solving
40 = -7 + 29x

Solving for variable 'x'.

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

Add '-29x' to each side of the equation.
40 + -29x = -7 + 29x + -29x

Combine like terms: 29x + -29x = 0
40 + -29x = -7 + 0
40 + -29x = -7

Add '-40' to each side of the equation.
40 + -40 + -29x = -7 + -40

Combine like terms: 40 + -40 = 0
0 + -29x = -7 + -40
-29x = -7 + -40

Combine like terms: -7 + -40 = -47
-29x = -47

Divide each side by '-29'.
x = 1.620689655

Simplifying
x = 1.620689655

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