Answer:
The girl is 19 y/o, the mom is 38 y/o and the dad is 43 y/o.
Step-by-step explanation:
26+13+31= 70 NO
40+20+45= 105 NOT QUITE
19+38+43= 100 YES
The correct answer is the third one (x,y) - (-x, -y)
Answer:
B
Step-by-step explanation:
247 divided by 15 equals 16 and a whole bunch of nunbers
Perimeter of a rectangle: 2(l+w)
Let width be 'x'
Length is 3 meters more than twice 'x'
Length= 2x+3.
L= x
W = 2x+3
Formula =
2(x+2x+3)
2(3x+3)
6x+6.
6(x+1)