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Find the value of x in each case. PLEASE SHOW WORK!!!

Find the value of x in each case. PLEASE SHOW WORK!!!-example-1
User Theyuv
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Hi,

mes \widehat{BCE}=90^o-64^o=36^o\\ mes \widehat{ABE}=mes \widehat{BEC}+mes \widehat{BCE}\\ 3x=x+36\\ \Rightarrow\ 3x-x=36\\ \Rightarrow\ 2x=36\\ \Rightarrow\ x= (36)/(2) \\ \Rightarrow\ \boxed{x=18}\\

User Montxe
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