640 x 0.30= 192
640-192= 448
448 is the answer
Answer:
9 cows and 25 chicken
Step-by-step explanation:
First two lines
w + k = 34 1
4w + 2k = 86 2
Answer:
use the distance formula,
by using it, prove the adjacent sides of the quadrilateral DEFG
hence, DEFG would be a rhombus
Answer:
x = 4, y=-1
Step-by-step explanation: