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Evgen [1.6K]
3 years ago
13

He help help help hep

Mathematics
1 answer:
daser333 [38]3 years ago
4 0
2. X=3
Explanation: You do the opposite of the number. Its a -3 which means subtract 3 so add 3.

6. X=15
Explanation: You do the same for 2 so do the opposite which would be 15.
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Answer:

900

Step-by-step explanation:

your answer is in the picture

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worty [1.4K]

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zheka24 [161]

Answer:

Step-by-step explanation:

Hint:

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7 0
3 years ago
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exis [7]

Answer:

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5 0
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A school psychologist wants to test the effectiveness of a new method of teaching Art. She recruits 600 second-grade students an
yuradex [85]

Answer:

c. The score on the achievement test of both groups.

Step-by-step explanation:

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