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leva [86]
3 years ago
5

This is Josh’s work and solution for the equation x^2-6x-7=0:

Mathematics
1 answer:
sergiy2304 [10]3 years ago
5 0

Answer:

This not True

Step-by-step explanation:

x-3=± 4 (mistakes)

x=3±4

x=3+4 and x=3-4

x=7 x=-1

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Three numbers have an average of 15. If two of the numbers are 10 and 12, then what is the other number?
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Answer:

Step-by-step explanation:

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2 years ago
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3 years ago
What is 11 minus a number to equal -3
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Answer:

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Step-by-step explanation:

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OR

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3 0
3 years ago
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Answer:

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Step-by-step explanation:

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8 0
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Answer:

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Step-by-step explanation:

5 0
3 years ago
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