Answer:
Factor each coefficient into primes. Write all variables with exponents in expanded form.
List all factors—matching common factors in a column. ...
Bring down the common factors that all expressions share.
Multiply the factors as in (Figure).
Step-by-step explanation:
Answer:
t=10
Step-by-step explanation:
t+14=24
-14 -14
t=10
Answer:
7/4
Step-by-step explanation:
x and y are exchanged for each other, and the sign is flipped.
Percent error is calculated as

.
The approximation in this case is 3.14, and the theoretical or actual value is pi.
Using the formula, the percent error will be:

= -0.0507%
Answer:
Luis
Step-by-step explanation:
One hour is 60 minutes total, leaving and extra 30 minutes for Ava, which is half of 60. So, in fraction form, she walked 1 1/2 OR 1 2/4 hours, which is less than Luis. He walked about an hour and 45 minutes total, or 105 minutes.