7.0
x 8
----------------
56.0
answer is 56
Answer:
given that, y=2×7
y=14
and
x+y=5
x+14=5
x=5-14
x=9
x not equal to 5
i think it is. r = -s + 3z could be wrong sorry if it is
Dimensions = 8 CM and 12 CM
length = 12 CM
width = 8 cm
perimeter = 2 ( length + width)
= 2( 12 + 8)
= 2 ( 20)
= 40 CM
ratio = 12/40
= 6/20
= 3/10