Answer:
a = 12
Step-by-step explanation:

Convert element into fraction : 3= 3/1

Cross multiply

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Answer: -4/7 count 4 down and 7 across
Explanation:
I hope this helped!
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- Zack Slocum
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The equation is two different types and a number and in the question you have to multiple
Answer:
5x+4y+12z
Step-by-step explanation:
i hope this help
12s - 20 < 50 - 3s - 25
12s - 20 < 25 - 3s
+3s. +3s
S cancels
15s - 20 < 25
+ 20. +20
15s < 45
/15. /15
S < or equal to 3