Answer:
AB=11, DC=11, AD=25, BC=25
Step-by-step explanation:
Opposite sides of parallelograms are congruent.
x+x+2x+3+2x+3=72
6x+6=72
6x=66
x=11
2(11)+3 = 25
5p-9=2p+12
5p-2p=12+9
3p=21
p=21/3
p=7
Answer:
a or the first one
Step-by-step explanation:
built:Different
Answer:
D
Step-by-step explanation:
Answer:9x-9=7 or 9x-9=-7
Step-by-step explanation:
An absolute value is the distance from zero, therefore the answer can not be negative. In this case, 9x-9=7 and 9x-9=-7 both work, because 7 and -7 are the same distance from zero.
