Respuesta :

8u-3u=35. 5u=35. U=7.

8u=3u+35

move 3u to the other side

sign changes from +3u to -3u

8u-3u= 3u-3u+35

8u-3u= 35

5u= 35

divide both sides by 5 to get u by itself

5u/5= 35/5

answer:

u= 7

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