If m is a whole number less than 5, complete the table and by inspection of the table, find the solution of the equation 2m – 5 = – 1 :
m | |||||
2m-5 |
m | 0 | 1 | 2 | 3 | 4 |
2m-5 | 0-5=-5 | 2-5=-3 | 4-5=-1 | 6-5=1 | 8-5=3 |
From the table, the value of m for 2m – 5 = – 1 is 2