Answer:
iii) a=3b/2
Step-by-step explanation:
7a-2b= 5a+b
7a-5a=2b+b
2a=3b
a=3b/2
Answer:
35
Step-by-step explanation:
If there are "x" of each coin, then the value of the coins will bw (1 + 5 + 10)x, which equals 560 (given).
16x = 560 -->
x = 35
There are 35 of each type of coin
B
a
c
,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
