Question

How to solve the equation 6u + 20a=420?

Answer 1

6u+2a=420

u+20a=420/6

u+20a=70

u+a=70/2

u+a=35

Answer 2

let's solve your question

6u+20a= 420

6u+a = 420/20

6u+a = 21

u+a= 21/6

u+a = 3.5

Answer:
3.5

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