Hey there!
[tex]A = 48[/tex]
[tex]B = 12[/tex]
[tex]H = ?[/tex]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[tex]48 =[/tex] [tex]12h[/tex]
[tex]12h =[/tex] [tex]48[/tex]
[tex]DIVIDE[/tex] by [tex]12[/tex] on each of your sides
[tex]\frac{12h}{12}[/tex] [tex]=[/tex] [tex]\frac{48}{12}[/tex]
Cancel out" [tex]\frac{12h}{12}[/tex]
Keep: [tex]\frac{48}{12}[/tex]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[tex]\frac{48}{12}[/tex] [tex]=[/tex] [tex]4[/tex]
[tex]h = 4[/tex]
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Good luck on your assignment and enjoy your day!
~[tex]LoveYourselfFirst:)[/tex]