These are two problems that fit in that description 10+(-2) AND 15+(-7)
<em><u>Answer:</u></em>
<em><u>Answer:the answer is zero </u></em>
<em><u>Answer:the answer is zero Step-by-step explanation:</u></em>
<em><u>Answer:the answer is zero Step-by-step explanation:when we add -42 and -54 the answer we get is -96. -96and +96 cut each other and then the answer is zero </u></em>
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Answer:
51 minutes.
Step-by-step explanation:
We have been given that for every 15 minutes of a show, there are two minutes to commercial. At this rate, Leila has seen 45 minutes of a show. We are asked to find the time for which Leila has been watching TV.
We will use proportions to solve our given problem.

Upon substituting our given values, we will get:




Therefore, Leila has been watching TV together for 51 minutes.
Answer:
3+4 = 5+2
Step-by-step explanation:
They equal each other when they are added up.