Which phrase describes the variable expression y-12

Hello, in this case you have some options for the equation y - 12.

1) 12 subtracted from a number y.

Where you are subtracting 12 units of the number y.

2) the number y decreased by 12.

where you are decreasing the total units of y by 12.

3) the difference between a number y and 12.

This is the most general phrase, where you are calculating the difference in the number units of y and 12.

the sum of the lengths of any two sides of a triangle is greater than the length of the third side. if you take the three sides of a triangle and add them in pairs, the sum is greater than (not equal to) the third side. if that is not true, then it is not possible to construct a triangle with the given side lengths.

step-by-step explanation:

sine

step-by-step explanation: