4 because 6(4) = 24 and 24-3=21
Answer:

Explanation:
05/10
Simplifying
1/2
or 2^-1
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1/4x - 5= y
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Answer:
Step-by-step explanation:
<u>Total number of marbles:</u>
<u>There are two possibilities</u>
- Orange then green or green the orange
<u>The probabilities are:</u>
- P(o&g) = 2/10*2/9 = 2/45
- P(g&o) =2/10*2/9 = 2/45
<u>Required probability is:</u>
- P = 2/45*2 = 4/45 = 0.08889
Correct choice is C
A = 43 • 3x + 1
= 44 •3x
= 132x