1. which pair of numbers has a sum of zero ?
-6+6=0
hope this will help you
Answer:
<em>There are 6,227,020,800 different ways to order the 13 people.</em>
Answer:
(p+r)x(6y^2-2y+3)
Step-by-step explanation:
Answer:
x=10,y=5,z=2
Step-by-step explanation:
x+15=2x+5
x=10
4y=8y-20
4y=20
y=5
10z-5=3z+9
7z=14
z=2