Answer :
Answer:
49
Step-by-step explanation:
6u+42=8(u-7)
6u+42=8u-56
-6u -6u
-----------------
42=2u-56
+56 +56
---------------------
98=2u
----------
2
49=u
Answer:
49
Step-by-step explanation:
6u+42=8(u-7)
6u+42=8u-56
-6u -6u
-----------------
42=2u-56
+56 +56
---------------------
98=2u
----------
2
49=u