Question

Give an example of an equation that has the given number of solutions, give an explanation as to why that equation would have that many solutions and how to tell without solving it. One equation that has one solution, one equation that has no solution, and one equation that has infinite solutions and one explanation for each equation

Answer 1

(1): 2x=30
(0): x+5 = x+4
(∞): 2x+10 = x+5
You do the explaining.