Answer:
Step-by-step explanation:
(1) Answer below
[tex]fx - gm = h[/tex]
[tex]fx = h + gm[/tex]
[tex]x = \frac{h + gm}{f}[/tex]
(2) Answer below
[tex]qb + x = r[/tex]
[tex]x = r - qb[/tex]