Answer:
y = 
Step-by-step explanation:
multiply
by
to get
:
+ y -
= 
simplify:
y +
= 
subract
from both sides:
y = 
Answer:
their down payment is 30%
Step-by-step explanation:
Answer:
P=2(l+w)
divide the both sides by 2
P/2 = l +w
make w the subject of the formula
P/2 - l =w
w = P/2 - l
Answer:
$10.80
Step-by-step explanation:
$2.40 + $2.80(3)
$2.40 + 8.40