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