<a and <b are vertical angels. if m<a= (5x-9)° and m<b= (8x-30)°, the. find the value of x​

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yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value

hello :

by applying the distributive property :

6 × 4.3 = 6 × ( 4 + 0.3 )

            =   (6 ×   4) + (6 ×   0.3)

            = 24 + 1.8

6 × 4.3 = 25.8