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Galina-37 [17]
2 years ago
14

6x^2 - 21 = 9 solve for x

Mathematics
1 answer:
earnstyle [38]2 years ago
8 0

Answer:

x= \sqrt{5} , -\sqrt{5}

Step-by-step explanation:

Move everything to left side and set it equal to 0

Solve using quadratic formula

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Samara buys a video game for $56.00 she also buys a book. The price of video game is 8 times as much as the price of the book. W
igor_vitrenko [27]
The answer is $7.00 because 56.00/8=7.00.
Hope that helps.
4 0
3 years ago
Read 2 more answers
. 4/18 times 2/92. 1/9 times 3/63. 12/14 times 1/84.1/7 times 5/65. 17/20 times 1/61. 4 1/4 times 3 1/22. 3 5/6 times 4 1/23. 2
AlladinOne [14]

Answer:

Step-by-step explanation:

4/18×2/92

=1/9×1/23

=1/207

1/9×3/63

=1/3×1/23

=1/69

12/14×1/84

=1/14×1/7

=1/98

1/7×5/65

=1/7×1/13

=1/91

17/20×1/61

=17/1220

4 1/4 ×3 1/22

=17/4×67/22

=1,139/88

=12 83/88

3 5/6×4 1/23

=23/6×93/23

=93/6

=15 3/6

=15 1/2

2 1/2×4 7/84

=5/2×343/84

=1715/168

=10 35/168

I have answered more than 2 from each set

6 0
3 years ago
Approximate the square root to the nearest whole number 142
slamgirl [31]
The square root of 142 is 11.916
7 0
2 years ago
Which term describes an angle that measures 100?
Katyanochek1 [597]
100 degrees would be obtuse 
8 0
3 years ago
3x+5y = 15 find the slope of a line perpendicular to each given line
gladu [14]

Answer:

Slope = 5/3

Step-by-step explanation:

See attached image

5 0
1 year ago
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