Anonymous Anonymous

30-12-2015
Mathematics

Answered

Three consecutive multiples of 7 have a sum of 126.

What is the greatest number?

Verified Answer :

konrad509 konrad509

30-12-2015

\(7n+7n+7+7n+14=126\\ 21n+21=126\\ 21n=105\\ n=5\\\\ 7\cdot5+14=49\)

The greatest is 49.

\(2n+2n+2+2n+4=84\\ 6n+6=84\\ 6n=78\\ n=13\\\\ 2\cdot13=26\)

The least is 26.

Answer Link

Related Questions

Read the excerpt from Act II of Hamlet. Guildenstern: Happy in that we are not overhappy, On Fortune's cap we are not the very button. Hamlet: Nor the sole

Why do you or do you NOT want Trump to be our President

The time an autobiography was written is important because it helps the reader to identify with the author the political and social conditions may have affected

Mrs jones is im the hospital with an activly suctioning nasogastric tube in place She wants to go home She just had ans boe molith you she is ready to go home b

Imagine you moved to a British colony in the mid1700s but wanted your own plot of land Where would you be likely to settle

Which word in the sentence does the adjective modify The dog ran playfully along the wide path in the park A playfully B path C ran D park

Which of the following does not describe a typical supporter of a political machine answer a urban b opposed to immigration c factory worker d poor

The majority of Canadians live near the United States borders because northern Canada is mostly

angles and the Saxons Germanic tribes were greeted shortly after their arrival in England by monk named

What expression is equivalent to 13x 15 9x 16

Web Analytics