20 solve algebraically the simultaneous equations
x² +7=25
y-3x=13

Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?

If f(x) and g(x) are inverse functions of each other, which of the following shows the graph of f(g(x)

How many verticies does a triangular prims have