Answer:
see image
Step-by-step explanation:
Answer:
60
Step-by-step explanation:
find the area of the missing rectangle:
18-12=6
4-2=2
6 * 2= 12
find the area of the rectangle:
(18*4)-12=60
Answer:
x=+-
Step-by-step explanation:
=
+ 
=64+25
=89
x=+-
Answer:
x+6<20
x<14
Step-by-step explanation: