Answer:
1.
Step-by-step explanation:
15-10=5
32-7=5
5+5=10
ALWAYS DO PARENTHESIS 1ST
Answer: First Choice. no solution
Step-by-step explanation:
<u>Given</u>
5 (x + 1) ≤ 5x + 3
<u>Expand parentheses and apply the distributive property</u>
5x + 5 ≤ 5x + 3
<u>Subtract 5x on both sides</u>
5x + 5 - 5x ≤ 5x + 3 - 5x
5 ≤ 3
5 ≤ 3 is not true, therefore, there is <u>no solution</u>.
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Answer:
D and E
Step-by-step explanation:
x² = 15 ( take square root of both sides )
x = ±
that is
x = , x = -
Supplement is te angle that ads to 180
maybe the angle that is more than 180 (you can't have negative angles)
or maybe it is 180, since it is alreay equal to 180
Answer:
Step-by-step explanation:
Given
Probability of clearing exam in 1 st attempt=0.5
Probability of clearing exam in 2 nd attempt=0.7
Probability of clearing exam in 3 rd attempt=0.8
Probability that she passes the exam
(b)P(Pass qualification on 2nd try|passes qualification)
P(Pass qualification on 2nd try|passes qualification)
P(Pass qualification on 2nd try|passes qualification)