A middle school took all of its 6th grade students on a field trip to see a ballet at a theatre that has 2000 seats. The student
s filled 90% of the seats in the theatre. How many 6th graders went on the trip?
2 answers:
Answer:
1800
Step-by-step explanation:
2000 seats and 90 filled . 2000 x 90% =1800
1800 and I asked Siri what’s 90% of 2000
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let nwmber to be X
the number is 12 less than it's square,
so X=12-X^2
=> X^2+X-12=0
=> (X+4)(X-3)=0
=>X= 3, or X=-4
in math we don't usually take negative numbers into account so your number would be 3
<span>7x + 2y = 48
</span><span>7x + 2(3) = 48
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7x = 42
x = 6
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Step-by-step explanation:
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Answer:
Step-by-step explanation:
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Substitute g in the second equation
- 2m - 5 + m = 31
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- m = 12
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- g = 2*12 - 5 = 24 - 5 = 19
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