Answer:
$1.30
Step-by-step explanation:
Let x = the cost of the pencil
Let x + .80 = the cost of the pen
Let 4(x + .80) = the cost of the binder
x + x + .80 + 4(x + .80) = 11.80
2x + .80 + 4x + 3.20 = 11.80
6x + 4.00 = 11.80
6x = 7.80
x = $1.30
x + .80 = $2.10
4(x + .80) = $8.40
Answer:
1.8940279x10^9+27
Step-by-step explanation:

Answer:
Picture A.
Hope this helps :)
<em>-ilovejiminssi ♡</em>
Answeruhhh i cant see that
Step-by-step explanation:
Answer:
SOLUTION: adult tickets to the aquarium costs $22 each while child tickets cost $15 each. If a large group bought 32 tickets and paid $543, how many child ...
Step-by-step explanation: