74=21*4+21h+8h

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Solution for 74=21*4+21h+8h equation:


Simplifying
74 = 21 * 4 + 21h + 8h

Multiply 21 * 4
74 = 84 + 21h + 8h

Combine like terms: 21h + 8h = 29h
74 = 84 + 29h

Solving
74 = 84 + 29h

Solving for variable 'h'.

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

Add '-29h' to each side of the equation.
74 + -29h = 84 + 29h + -29h

Combine like terms: 29h + -29h = 0
74 + -29h = 84 + 0
74 + -29h = 84

Add '-74' to each side of the equation.
74 + -74 + -29h = 84 + -74

Combine like terms: 74 + -74 = 0
0 + -29h = 84 + -74
-29h = 84 + -74

Combine like terms: 84 + -74 = 10
-29h = 10

Divide each side by '-29'.
h = -0.3448275862

Simplifying
h = -0.3448275862

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