I believe that is Khan academy from what I can see so no no I don’t believe it is timed, they do know all the timings but that won’t affect the score
Using the y=mx+b equation (i forget what it’s exactly called) the equation will be y=-1x-1
Answer:
x > 8
Step-by-step explanation:
-15 + 5x > 25
Add 15 on both sides
5x > 40
x > 8
$1 = 100 pennies
$10 = 200 nickels
$30 = 300 dimes
$100 = 400 quarters
In total: $141, or Answer C