ari100percent ari100percent

28-09-2020
Mathematics

contestada

Solve for u.
8u-21 = 2u-9

Respuesta :

jadeeden jadeeden

28-09-2020

Answer:

u=2

Step-by-step explanation:

8u-21 = 2u-9

+21 +21

8u= 2u + 12

-2u -2u

6u= 12

divide by 6, u=2 !!

Answer Link

kayci5401 kayci5401

28-09-2020

Answer:

u = 2

Step-by-step explanation:

8u - 21 = 2u - 9

subtract 2 u from both sides

6u - 21 = -9

add 21 to both sides

6u = 12

divide both sides by 6

u = 2

hope this helps

Answer Link

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