Mathematics class: solving a simple math question

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welcome to my next video on mathematics, i am very excited to create this video here although most at times i am a very busy person but i always try my best because i Know it is important.
today i am working with finding the missing variable.
Q1
if bx+c =e-ax then, what is x?.

solution
bx+c = e-ax
collecting like term
bx+ax=e-c
x(b+a) = e-c

dividing both side by b+a
x = e-c/b+a

watch the video for more explanation. thanks everyone for you time

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