Answer:
1/5
1/3
Step-by-step explanation:
For the first problem:
5/7 of ... is 1/7
so
5/7 of x is equal to 1/7
so
(5/7)x = (1/7)
so
x = (1/7)/(5/7)
so
x = 1/5
For the second problem:
5/7 of ... is 5/21
so
5/7 of x is equal to 5/21
so
(5/7)x = (5/21)
so
x = (5/21)/(5/7)
so
x = 1/3
Answer:
(y+3)=2(x-5)
Step-by-step explanation:
Answer:
60.8$
Step-by-step explanation:
2(6.22)+3(5.33)+5(8.62)=12.44+15.99+43.1=71.53
71.53_0.15(71.53)=60.8$
Solution: Let "m" be the number of marbles Santana has.
First he wants to give one-tenth of his marbles to his brother. That is:
He also wants to give 8 more marbles to his brother.
Therefore,
Santana wants to give
marbles to his brother