7[8-3h]=21h-49

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Solution for 7[8-3h]=21h-49 equation:


Simplifying
7[8 + -3h] = 21h + -49
[8 * 7 + -3h * 7] = 21h + -49
[56 + -21h] = 21h + -49

Reorder the terms:
56 + -21h = -49 + 21h

Solving
56 + -21h = -49 + 21h

Solving for variable 'h'.

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

Add '-21h' to each side of the equation.
56 + -21h + -21h = -49 + 21h + -21h

Combine like terms: -21h + -21h = -42h
56 + -42h = -49 + 21h + -21h

Combine like terms: 21h + -21h = 0
56 + -42h = -49 + 0
56 + -42h = -49

Add '-56' to each side of the equation.
56 + -56 + -42h = -49 + -56

Combine like terms: 56 + -56 = 0
0 + -42h = -49 + -56
-42h = -49 + -56

Combine like terms: -49 + -56 = -105
-42h = -105

Divide each side by '-42'.
h = 2.5

Simplifying
h = 2.5

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