3x-4+20=55
Move the variables to one side and the numbers to the other.
3x=55+4-20
Simplify.
3x=59-20
Simplify.
3x=39
39 divided by 3.
x=13
Hope I helped!!!
A point is a 0-dimensional mathematical object which can be specified in -dimensional space using an n-tuple ( , , ..., ) consisting of. coordinates. In dimensions greater than or equal to two, points are sometimes considered synonymous with vectors and so points in n-dimensional space are sometimes called n-vectors.
1.5m^2 I believe. I could be wrong but I hope I have helped!
The shape the net forms is a cube