Given: Q = 7m + 3n, R = 11 - 2m, S = n + 5, and T = -m - 3n + 8.
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ANSWER
EXPLANATION
Total minutes Naomi has at her disposal is 45 minutes.
The number of minutes she spends getting dressed is
To find the number of minutes she still has to get ready, we subtract the minutes spent from the total minutes.
The number of minutes she still have to get ready is
EXPLANATION
Total minutes Naomi has at her disposal is 45 minutes.
The number of minutes she spends getting dressed is
To find the number of minutes she still has to get ready, we subtract the minutes spent from the total minutes.
The number of minutes she still have to get ready is