Answer:
6 + 2 (x+4) = 1/2 (3-x)
Step-by-step explanation:
Answer:
there's no question my friend
It's as easy as I solved it
Building a =665 building b=815
Answer:
y = 25
Step-by-step explanation:
Given that the quantities are proportional then the equation relating them is
y = kx ← k is the constant of proportion
To find k use the condition y = 10 when x = 6
k =
=
= 
y =
x ← equation of proportion
When x = 15, then
y =
× 15 = 5 × 5 = 25