21=-6(5-1h)

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Solution for 21=-6(5-1h) equation:


Simplifying
21 = -6(5 + -1h)
21 = (5 * -6 + -1h * -6)
21 = (-30 + 6h)

Solving
21 = -30 + 6h

Solving for variable 'h'.

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

Add '-6h' to each side of the equation.
21 + -6h = -30 + 6h + -6h

Combine like terms: 6h + -6h = 0
21 + -6h = -30 + 0
21 + -6h = -30

Add '-21' to each side of the equation.
21 + -21 + -6h = -30 + -21

Combine like terms: 21 + -21 = 0
0 + -6h = -30 + -21
-6h = -30 + -21

Combine like terms: -30 + -21 = -51
-6h = -51

Divide each side by '-6'.
h = 8.5

Simplifying
h = 8.5

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