angeltmccoy1661
25.02.2020 •
Mathematics
Which expression means five times the sum of b and two?
A. 5(b+2)
B. 5b+2
C. (b+2)/5
D. b/(5+2)
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Ответ:
A. 5(b+2)
Step-by-step explanation:
Five times the sum of b and two
The sum of "b" and "2" means
b + 2
Five times the sum means,
5(b+2)
Ответ:
x = 1
Step-by-step explanation:
2/3x + 1/3 = 1/3x + 2/3
2/3x - 1/3x = 2/3 - 1/3
1/3x = 1/3
x = 1