2. multiplication property of equality
3. subtraction property of equality
4. addition property of equality
5. division property of equality
1 equals 0.3
2 equals 1.25
I got 81 members. 4 x 20 = 80 81-80=1
6 x 13= 78 81-78= 3
7 x 11= 77 81-77= 4

The given angles forms linear pair, and we know the angles forming linear pair are supplementary,
Therefore,
Angle MHJ + Angle MHL = 180°
Let's solve :
Value of variable m = 10°
