Evaluate the following expression. (-5+7 x 1)-9x5
2 answers:
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Answer:
Step-by-step explanation:
The point is located in Quadrant II of the graph, where x-values are negative and y-values are positive.
Each marking on the graph represents one unit of distance. The two <em>axes</em> meet at the origin, where the coordinate point is equal to .
So, you can count backwards once from the origin to get your x-value ⇒ and count up upwards four times from
to get your y-value ⇒
.
Finally, place these in a coordinate point ⇒
.
<u><em>Answer:</em></u>
She stayed awake for 295 minutes today
<u><em>Explanation:</em></u>
<u>We are given that:</u>
Yesterday, she drank one cup
Today, she drank of a cup more than yesterday
<u>This means that:</u>
Number of cups she drank today =
Now, we know that she drinks of a cup per hour any time she is not sleeping
We use cross multiplication to get the time she took to drink cups
1 hour ...........................> of a cup
?? hours ......................> cups
Time taken =
This means that she was awake for hours
<u>Finally, we convert this to minutes:</u>
Knowing that 1 hour has 60 minutes, therefore:
She stayed awake for minutes
Hope this helps :)