Algebra Homework Help : Formulae & Algebraic Relations

Express each of the following statements as a formula.
Type the formula in the input box. Leave no spaces when typing the answer.
Since there are multiple ways of writing an answer, it is possible the computer may mark a correct answer wrong.
So, please always check the answer and explanation.
SEVERAL OF THE FORMULAE BELOW ARE WELL-KNOWN AND WORTH REMEMBERING.

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1.
Perimeter (P) of an equilateral triangle is thrice the length of a side (a) of the triangle.

Hint

Hint

2.
Perimeter (P) of a square is four times the length of a side (a).

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3.
Density (D) is the mass (M) of a body divided by its volume (V).

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4.
Temperature in Fahrenheit (F) decreased by 32 equals 1.8 times the temperature in Celsius (C).

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5.
Area (A) of a square equals the square of the length of a side (a).

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6.
Pressure (P) is the force (F) divided by the area (A).

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7.
Area (A) of a rectangle is the product of its length (L) and breadth (B).

Hint

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