84ft=2l+3(18ft)

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Solution for 84ft=2l+3(18ft) equation:


Simplifying
84ft = 2l + 3(18ft)

Remove parenthesis around (18ft)
84ft = 2l + 3 * 18ft

Multiply 3 * 18
84ft = 2l + 54ft

Reorder the terms:
84ft = 54ft + 2l

Solving
84ft = 54ft + 2l

Solving for variable 'f'.

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

Add '-54ft' to each side of the equation.
84ft + -54ft = 54ft + -54ft + 2l

Combine like terms: 84ft + -54ft = 30ft
30ft = 54ft + -54ft + 2l

Combine like terms: 54ft + -54ft = 0
30ft = 0 + 2l
30ft = 2l

Divide each side by '30t'.
f = 0.06666666667lt-1

Simplifying
f = 0.06666666667lt-1

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