A student factors 15c2 + c – 28 to the following.
2 answers:
Answer:
C. The expression is not equivalent, but it is completely factored.
Answer:
C
Step-by-step explanation:
when we factored the expression 15c2 + c – 28
= 15c2 + 21c-20c – 28
=3c(5c+7c)-4(5c+7c)
=(3c-4)(5c+7c)
hence the given expression is not equivalent, but it is completely factored.
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See Image first.
Finding X
2. 2(2x+7) = 6x-8
3. 4x + 14 = 6x -8
4. 22 = 2x
5. x = 11
Finding m<XYW
2x + 7
2 ( 11) +7
29 degrees
Finding m<XYZ
2(2x+7)
4x + 14
4 * 11 + 14
58 degrees
CHECK:
6x -8
6 (11) - 8
58 degrees (CHECK!)
ANSWER: x= 11
m<XYZ = 58 degrees
Answer:
−|9| = -9
−|−9| = -9
Step-by-step explanation:
−|9| = -9
|−9| = 9
−|−9| = -9
−(−9) = 9
Answer:
x=-1
Step-by-step explanation:
He could have scored 7, 14, 21, 28, 35, or 42 points (all multiples of 7 less than 45).
answer: B
Can you show the table please?