U= 1 3 -5
2 14 11
-8 0 5
V=
13 -1 -7
-6 1 19
0 15 23
Solve:
X + U = V

step-by-step explanation:

given perimeter: 28cm

length: 9cm

atp,

2(l+w)=p of the reactangle

2(9+x)=28

18+2x=28

2x=28-18

x=10/2

x=5

therefore width is 5 cm

question: how many people can she serve?

answer: she can serve 16.66666667 people. so she can only give 16 people a complete serving.

question: does she have enough ice cream for her guests?

answer: no. explanation: she only has enough for 16 people to have a full serving. however, she can give a 17th person a partial serving.

i'm sorry mate, but i am not seeing any figures. i am unable to solve this for you.