1.6
0.9
0.2
-0.8
-2.4
Please give me brainliest!!!
Answer:

Step-by-step explanation:
Let the unknown number be x.
12+24=2(6+x)
Switch sides.
2(6+x)=12+24
Expand brackets.
12+2x=12+24
Subtract 12 from both sides of the equation.
12+2x-12=12+24-12
2x=24
Divide both sides of the equation by 2.
(2x)/2=24/2
x=12
First ball blue: 7/15
Second red: 8/14