Answer:
The answer is 3.703 repeating
Hope this helps!!!
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Step-by-step explanation:
First bring like terms together before simplifying
12%=(3+10%*x)/(20+x)
x=30
add 30 pounds of the second alloy
Answer:
Radioactive in half life is 51gram
Step-by-step explanation:
80grams:12years
X :7.6years
12x÷x=x
7.6×80÷12=51gram
You solve this, you simply divide 32 by 4 to find out how many you can buy. If you divide 32 by 4, you get 8. So you can buy 8 train tickets in total.
