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vlabodo [156]
3 years ago
9

Find the mistake in this problem. 3(x + 2) = 3x +2

Mathematics
1 answer:
Savatey [412]3 years ago
5 0

Answer:

should have multiplied both x and 2 by 3.

3x + 6

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7-3x = -x+1<br> Simplify this equation
frozen [14]

Answer:

x=11

Hope this helps :)

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
What are the critical points for the inequality 2x+5/x-2≥x-1/x-2?
Pachacha [2.7K]
1) When the denominator equals zero that is a critical point

=> x - 2 = 0 => x = 2.

So x = 2 is a critical point

2) Simplify the numerator to find an expresion of the king p(x) ≥ 0 or p(x) ≤ 0. Where p(x) equals zero you have other(s) critical point(s)

Multiply both terms:

[2x + 5] / [ x - 2] = [x - 1] / [x - 2]

for x ≠ 2 => 2x + 5 = x - 1

=> 2x - x = - 1 - 5

=> x = - 6

Then, the two critical points are x = 2 and x = - 6.

Answer: option B.
3 0
3 years ago
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What is the value of the rational expression below when xis equal to 4?
horrorfan [7]
The answer is the letter c. 3
4 0
3 years ago
Which relationship describes angles 1 and 2? Select each correct answer. A)adjacent angles
Talja [164]
Hey there!

As you can see, they are lying on the same line.

When two angles are on the same straight line, they are adjacent. 

Adjacent angles 
are supplmentary. 

Adjacent angles= 180 degrees Supplementary= 180 degrees

They are choices "A" and "B". 

I hope this helps!
~kaikers
6 0
3 years ago
Jason leaves Detroit at 2:00 PM and drives at a constant speed west along I-96. He passes Ann Arbor, 40 mi from Detroit, at 2:50
Vladimir [108]

Answer:

d = 48t will represent the distance 'd' traveled in 't' hours.

Step-by-step explanation:

Jason leaves Detroit at 2:00 PM and passes through Ann Arbor at 2:50 PM which is 40 mi distant from Detroit.

Speed during this journey was constant.

Jason traveled 40 mi in 50 minutes or \frac{5}{6} hours from Detroit to Ann Arbor.

By the formula,

Speed = \frac{\text{Distance traveled }}{\text{Time taken to travel this distance}}

Speed = \frac{40}{\frac{5}{6}}

           = 48 mi per hour

If he travels 'd' miles in 't' hours then by the formula of speed,

48 = \frac{d}{t}

d = 48t

7 0
3 years ago
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