3f+3=t
s=2f
21=f+s+t
21=f+(2f)+(3f+3)
21=6f+3
18=6f
3=first
6=second
12=third
Answer:
8 and 9
Step-by-step explanation:
Answer:
4z+2
Step-by-step explanation:
2z * 2=4z & 1*2=2
Answer:
The absolute value is 7.
Step-by-step explanation:
Because when a number has two lines between it you always make it positive.
Answer:
Rotation
Step-by-step explanation: