In our expression, – 4 + (- Ž), what is our starting point?

In the triangles, bc =de and ac fe.if the mzc is greater than the mze, then ab isdfelth

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.

What is 0.000008 meters in scientific notation