Answer:
5
Step-by-step explanation:
Answer:
Sarah bought 30 pencils
Step-by-step explanation:
1. Let define p, as the number of pencils bought, and m, as the number of markers bought.
2.


3. Substitute p in the first equation to 3m since p=3m as defined.

plug m into equation p=3m to find the number of pencils bought

Answer:
The solution is the area x < 67/5
Step-by-step explanation:
Perform the indicated multiplication. We get:
9x - 27 < 4x + 40
Combining like terms results in:
5x < 67
Then the solution is the area x < 67/5
Answer:
c $31.14
Step-by-step explanation:
The tax is the paycheck * the rate
tax = 407 * 7.65%
Change the percent to decimal form
tax = 407 * .0765
tax = 31.1355
Rounding to the nearest cent
tx = 31.14