Question

6H+H-20=44-H; H=8

Answer 1

just plug in 8
6(8) + 8 -20 = 44 - 8
48 - 12 = 36
36 =36

there is nothing to solve for because it gives you the value of the variable :)

Answer 2

You are evaluating this equation since H is given to you

6(8) + 8 -20 = 44 - 8
48 - 12 = 36
36 =36

Answer 3

6*8 + 8-20 ................
36

Answer 4

we got h
just put h's value to h's place its ok