Answer:
y = 110
z = 70
Step-by-step explanation:
The answer is (-1,1) and (1,5)
Complete Question
A certain 50 cm spring will stretch (in cm) one fifth the weight (in kg) attached to it. How long will the spring be if a 35 kg weight is attached to it
Answer:
The value is
Step-by-step explanation:
The length of the spring is 
The mass attached to it is
Generally given from that the spring will stretch one fifth of the weight (in kg)attached to it , it then means that the new length of the spring whenever a weight is attached to it is mathematically represented as

=>
=>
Answer:
36.
Step-by-step explanation:
Right angle is 90 deg...
90 - 54 = 36...
Btw saw your great pfp reminded me of the Fishy on me song... Just wanted to say that.
Answer:
The total amount of floor space in the building is 
Step-by-step explanation:
we know that
A building has 217 floors. Each floor has 505 square feet of floor space
so
To find out the total amount of floor space in the building, multiply the area of one floor by the number of floors of the building
Let
x ------> area of one floor of the building in square feet
y -----> number of floors of the building
z -----> the total amount of floor space in the building in square feet

we have


substitute
