7k/3 = 21
x 3 x3
7k = 63
/7 /7
k = 9
(7(9)/3 = 21 = 63/3 = 21 = 21 = 21)
19-(-2)=21
1+15=16
(-6)-(-17)=-11
5-14=-9
just remember when ur subtracting a number from a bigger number, it becomes negative
and two negatives equal a positive
Answer:
305% is equivalent (which means equal to) to 3.05, or 305/100, which can be simplified to 61/20.
Step-by-step explanation: