Question 75
Solve the following:
m−m−12=1−m−23
Given, m−m−12=1−m−23 ⇒2m−(m−1)2=3−(m−2)3⇒3(2m−m+1)=2(3−m+2)⇒3(m+1)=2(5−m)⇒3m+3=10−2m⇒5m=7∴m=75
Question 1 (ii)
If m = 2, find the value of: 3m - 5
If m=2, find the value of 3m2−2m−7.