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08.11.2019 •
Mathematics
Translate each sentence into an equation and solve. show all of your work.
1.) four times a minus 5 is equal to 23
2.) two added to three times a number m is the same as 18.
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Ответ:
1. a = 7
2. m = 16/3
Step-by-step explanation:
1. 4a - 5 = 23
4a = 23 + 5
4a = 28
a = 7
2. 2 + 3m = 18
3m = 18 - 2
3m = 16
m = 16/3
Ответ: