The sum of Teresa’s and Cathy’s weight is 118 pounds. Teresa weighs 26 pounds more than Cathy. If Teresa’s weight is T and Cathy’s weight is C, which of these systems of equations best represents this relationship?

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?

Asequence is a function whose is the set of natural numbers

Which of the following statements is a true conclusion that can be made from the scaled bargraph?