3 years ago

If 2x-6=0 the x =?

Mathematics

2 answers:

Oliga [24]3 years ago

7 0

Answer:

x=3

Step-by-step explanation:

fenix001 [56]3 years ago

4 0

Answer:

x=3

Step-by-step explanation:

$2x-6=0\\2x-6+6=0+6\\2x=6\\x=3$

Hope this helps plz hit the crown ;D

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For a circle of raduis 6feet, find the arc length of a central angle of 6

murzikaleks [220]

Length of a circumference=2πr
r=radius=6 feet.
lengt of this circumference=2π6 feet=12π feet.

1 circumference=360º; then:

360º-------------------12π feet
6º---------------------- x

360º * x=6º * 12π feet
x=(6º * 12π feet) / 360º=π/30 feet (≈0,105 feet).

Solution: π/30 feet

4 0

3 years ago

The student council has 10 members where 5 of the members are Seniors. They need to choose a President, Vice President, Secretar

natima [27]

Answer:

P=1/42.

Step-by-step explanation:

We know that the student council has 10 members where 5 of the members are Seniors. They need to choose a President, Vice President, Secretary and Treasurer. We calculate the probability that the President is a Senior:

We calculate the number of possible combinations:

$C_4^{10}=\frac{10!}{4!(10-4)!}=210$