Final answer:
The algebraic expression for 1 minus the quotient of r and 7 is 1 - (r/7).
Step-by-step explanation:
The algebraic expression for 1 minus the quotient of r and 7 is:
1 - (r/7)
For example, if r is equal to 21, the expression would be:
1 - (21/7) = 1 - 3 = -2
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