Answer:
300
Step-by-step explanation:
3:120 =1:60 ==300:12000
Answer:
18.01
Step-by-step explanation:
20.10 - 2.09 = 18.01
Answer:
4) 7a+20
5) 14+2b
6) 25c² - 15
Step-by-step explanation:
4) 9a+7-2a+13= 9a-2a+7+13 = 7a+20
5) 21-3b+5b-7= 21-7+5b-3b = 14+2b
6) (3c)² + (8c)² - 15 = 9c² + 16c² - 15 = 25c² - 15
Answer: By finding out what 2 numbers multiple together to get that answer
Step-by-step explanation:
like 20 times 20 is 400
so the square root is 20
Answer:
n=3
Step-by-step explanation:
5n+5=20
First you subtract 5 from both sides:
5n+5=20
-5 -5
5n=15
Then divide both sides by 5 to get n by itself.
5n=15
/5 /5
n=3
