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Operations with rational expres $3$bea$7$:advanced-math-easier/x$0$fcc$98$a$58$ba$3$bea$7$:operations-with-rational-expressions-ea... Khan Academy Donate [(u+$7$)/($7$)+(u$-7$)/($7$) Which of the following is equivalent to the given expression? Choose $1$ answer: (A) (u-u)/($7$) (B) (u+u)/($7$) (c) ($7$+$7$)/($7$) (D) ($7$$-7$)/($7$) Do $4$ problems Skip]