Since there are three black shirts and 7 blue shirts, he has a 3/10 chance of picking a black.
Answer:
x=0.875
Step-by-step explanation:
2×+y=1
y=0.5
4×+2y=-1
4×+2.5=-1
1+2.5=4x
3.5=4x
x=0.875
Answer:
1.125 or 9/8
Step-by-step explanation:
5/8 is .625 and 3/6 is .5 so .625+.5=1.125
China has the most members.
Answer:
The ordered pair is not a solution as both sides of the equation do not equal each other.
Step-by-step explanation:
(3,2); x + 6y = 13
(3) + 6(2) = 13
3 + 12 = 13
15 = 13