Question

Translate each of the following phrases into a mathematical expression:

n decreased by twelve: _________________________________
Ten more than half a number: _________________________________
Seven less than twice the square of t : _________________________________
The product of the sum and difference of same two numbers:
Area of a triangle whose base is four less than half its height:

Answer 1

$\sf n - 12$

$\sf \frac{1}{2} y + 10 = \frac{y + 20}{2}$

Answer 2

Answer:

n-12

10

7-t²

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