Answer:
[tex]h=\frac{1.25}{29.9}=0.04180602[/tex]
Step-by-step explanation:
[tex]2-86.2h-1=3.5h-2.75\\1-86.2h=3.5h-2.75\\1-86.2h+86.2h=3.5h+86.2h-2.75\\1=89.7h-2.75\\1+2.75=89.7h-2.75+2.75\\3.75=89.7h\\\frac{3.75}{89.7}=\frac{89.7h}{89.7}\\h=\frac{1.25}{29.9}=0.04180602[/tex]