Remember property of exponents
add exponents of same base
ok so
50,000 is 5 times 10^4
so
50000 times 10^15=
5 times 10^4 times 10^15=
5 times
=
5 times 10^19
Answer:
40 girls 80 boys
Step-by-step explanation:
80/2=40
40+80=120
3+p=8
-p -p
3=8-p
-8 -8
-5=-p
swap signs
5=p
The answer would be each pair of sandals costed $14
$14+$14=28+$3=$31