Answer:
y = 3x+7/2, and x = (2y-7)/6
Step-by-step explanation:
Answer:
$161.50
Step-by-step explanation:
the revenue for an item of $85 with a 90% markup is $161.50
X = quarters
y = dimes
0.25x + 0.10y = 6.95 or 25x + 10y = 695
x + y = 44
25x + 10y = 695
25 (x + y = 44)
25x + 10y = 695
25x + 25y = 1,100
-15y = -405
y = 27 dimes
and 17 quarters
Answer:
11
Step-by-step explanation:
13 + 9 = 22
22/2 = 11