42=18th+4(t+5)

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Solution for 42=18th+4(t+5) equation: 


Simplifying
42 = 18th + 4(t + 5)

Reorder the terms:
42 = 18ht + 4(5 + t)
42 = 18ht + (5 * 4 + t * 4)
42 = 18ht + (20 + 4t)

Reorder the terms:
42 = 20 + 18ht + 4t

Solving
42 = 20 + 18ht + 4t

Solving for variable 'h'.

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

Add '-18ht' to each side of the equation.
42 + -18ht = 20 + 18ht + -18ht + 4t

Combine like terms: 18ht + -18ht = 0
42 + -18ht = 20 + 0 + 4t
42 + -18ht = 20 + 4t

Add '-42' to each side of the equation.
42 + -42 + -18ht = 20 + -42 + 4t

Combine like terms: 42 + -42 = 0
0 + -18ht = 20 + -42 + 4t
-18ht = 20 + -42 + 4t

Combine like terms: 20 + -42 = -22
-18ht = -22 + 4t

Divide each side by '-18t'.
h = 1.222222222t-1 + -0.2222222222

Simplifying
h = 1.222222222t-1 + -0.2222222222

Reorder the terms:
h = -0.2222222222 + 1.222222222t-1

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