For this case we have that the variable "x" represents the number of hours that Leticia uses to take care of children on Saturday.
IF on Friday I use 4 hours ($ 8 each) and on Saturday "x" hours ($ 8 each) obtaining a profit of $ 72, we have the following equation:

We apply distributive property:

So, on Saturday she spent 5 hours.
Answer:

Answer:
12
Step-by-step explanation:
your simply multiplying everything by 1
Answer: 8.5/10
Step-by-step explanation: half of 17 is 8.5 and half of 20 is 10
Let x represent the days it will take for the stalk to be at least 300 cm tall
3x+9≥300
3x≥291
x≥97
Answer: im so confused
Step-by-step explanation: