Answer:
a=4
Step-by-step explanation:
The first two are equivalent to 15 = k + 13
8 = k + 13 - 7 → ( add 7 to both sides )
8 + 7 = k + 13 ⇒ 15 = k + 13 ' is equivalent '
12 = k + 13 - 3 → ( add 3 to both sides )
12 + 3 = k + 13 ' is equivalent '
Graph one: A01- 100 miles
A03 (a)- 50
Answer:
the right answer is 254
Step-by-step explanation:
902/5+551/2
=63.5
and Natalie swims the pool 4 times
therefore,
4×63.5=254
19 divided by 40 is .475 so it’s -29.475
