Answer:
18
Step-by-step explanation:
5 scores so far + next quiz =6 scores
6 times 16=96
She has to get a quiz score sum of 96 to get an average of 16
18+15+16+14+15=78
96-78=18
Particles are spaced the farthest apart in gas
<u>Step 1: FOIL </u>
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3x2x2=12
5x7x3=105
-x2+4=-x=4-2=2
-x=2
x= -2
20>4
12-3 forget about the x 12-3=9 . 9+11=20
(17-9)=8 . 8-4 =4
so your answer is correct
