30h-20+45-9h=10h

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Solution for 30h-20+45-9h=10h equation:


Simplifying
30h + -20 + 45 + -9h = 10h

Reorder the terms:
-20 + 45 + 30h + -9h = 10h

Combine like terms: -20 + 45 = 25
25 + 30h + -9h = 10h

Combine like terms: 30h + -9h = 21h
25 + 21h = 10h

Solving
25 + 21h = 10h

Solving for variable 'h'.

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

Add '-10h' to each side of the equation.
25 + 21h + -10h = 10h + -10h

Combine like terms: 21h + -10h = 11h
25 + 11h = 10h + -10h

Combine like terms: 10h + -10h = 0
25 + 11h = 0

Add '-25' to each side of the equation.
25 + -25 + 11h = 0 + -25

Combine like terms: 25 + -25 = 0
0 + 11h = 0 + -25
11h = 0 + -25

Combine like terms: 0 + -25 = -25
11h = -25

Divide each side by '11'.
h = -2.272727273

Simplifying
h = -2.272727273

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