Which mesoamerican civilization was originally thought to be the “mother civilization” of all the other ancient civilizations until the 1900s?

What is found within a ranger tower overlooking a drained lake

According ti the following map, what are the most common mineral resources found in the united states?

Question 51 ptssolve. assume the exercise describes a linear relationship.marty's tee shirt & jacket company is to produce a new line of jackets with a embroidery of atpvtenpoeyiliceorsuit ut itoare fixed costs of $59 u to set ud for production, andvariable costs of $39 per jacket. write an equation that can be used to determine the total costencountered by marty's company in producing x jackets. use the equation to find the total cost ofproducing 50 jackets.$2520s2532o $2540s2552