A school janitor has mopped
2 answers:
1/3 of the classroom is mopped in five minutes, so the whole classroom (or one classroom) is mopped in 15 minutes
Answer:
0.06 of the floor mopped per minute
Step-by-step explanation:
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Answer:
Step-by-step explanation:
99x - 44y = -605
-99x + 63y = 738
19y = 133
y = 7
-9x + 28 = 55
-9x = 27
x = -3
(-3, 7)
Answer:
x=4 or x=-5/7
Step-by-step explanation:
Answer:
8<em>x</em> + 25
Step-by-step explanation:
In the second photo.
Hey You!
Let's solve this step-by-step:
9.99 * 20% = 1.998
9.99 - 1.998 = 7.992
7.992 * 6.75% = 0.53946
7.992 + 0.53946 = 8.53746
The total cost of his order is $8.53
Answer:
A
Step-by-step explanation:
