3 years ago

Using the method of completing square Slove X

1 answer:

Arada [10]3 years ago

6 0

Answer:

Step-by-step explanation:

look this solution

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frez [133]

Answer:

1,860 per minute and 111,600 per hour

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3 years ago

anygoal [31]

$x-\ number\\\\
8x-20=15+x\ \ \ | subtract\ x\\\\
7x-20=15\ \ \ | add\ 20\\\\
7x=35\ \ \ | divide\ by\ 7\\\\
x=5\\\\Number\ is\ 5.$

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3 years ago

mote1985 [20]

This would be something like [5] or -[-5] which is absolute value (>.<)

8 0

3 years ago

olga_2 [115]

Step-by-step explanation:

7^3 × 7^(1÷2)

= 7^(3+ 0.5)

=7^3.5 ans

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3 years ago

mamaluj [8]

The answer is 1/4 because all you have to really do is simplify

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3 years ago