Answer:
length=4
width=30
Step-by-step explanation:
length=x
width=8x-2
(8x-2)*2+2x=68
16x-4+2x=68
18x=72
x=4 (Length)
4*8=32, 32-2=30(width)
15% becomes 0.15
multiply it by 8700
0.15x8700=1305
Answer:
12.5 inches? I think
Step-by-step explanation:
gotta go do my work
Answer:
24
Step-by-step explanation:
Its the first model in purple. There are 6 students that represent a quarter of the class, so there is 6*4 = 24 students total.
There are 129 tens because 43x30 (3 tens) is 1,290