4.2z + 3.8z simplify the expression (Use the operation symbols in the math palette as needed. Simplify your answer. Use whole n
umbers or decimals for any numbers in the expression.)
1 answer:
You might be interested in
Answer:
C. *
Explanation:
They swam for total hours. Half of this hours they spent swimming laps.
Thus the equation: *
=
hours
don't confuse! refers to ÷ 2
Easier method:
- given that they swam for
, that's 1.5 hours in decimals.
- half hours: 1.5 ÷ 2 = 0.75 hours which is
hours in fraction.
- we can find