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mel-nik [20]
3 years ago
6

Solve the value of n

Mathematics
2 answers:
UNO [17]3 years ago
4 0
9n+2+34=90
9n=54
n=6
Elis [28]3 years ago
3 0
A line is 180 degrees
(9n+2) + 90 + 34 = 180
(9n+2) + 124 = 180
9n+2 = 56
9n = 54
n = 6
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3 years ago
I need help with this proof
Maksim231197 [3]

Answer:

See explanation

Step-by-step explanation:

Consider two triangles ABF and EDF. These triangles are two right triangles, because angles B and D are right anges.

In these triangles,

  • ∠ABF ≅ ∠EDF - as two right angles;
  • BF ≅ FE - given;
  • ∠AFB ≅ ∠EFD - as vertical angles when two lines AD and BE itersect.

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6 0
3 years ago
Shandra drove 220 miles in 5 hours. if she continued at the same rate, how long would it take to travel 352 miles?
NeTakaya

Answer:

8 Hours

Step-by-step explanation:

We know she travels 220 miles in 5 hours, so lets create an equation with a ratio which finds the miles she drives in a single hour, multiply that by x, and then set it equal to 352.

\frac{220}{5}x=352

Multiply both sides by 5

220x=1760

Divide both sides by 220

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Therefore it would take 8 hours.

8 0
2 years ago
The sum of two numbers is 285. 75. The first number represents
Alex_Xolod [135]

Answer:

210

Step-by-step explanation:

the % is there to try to throw you off. all you have to do is subtract 285 by 75

which is 210

i believe thats all you do. hope this helps!

4 0
3 years ago
How do I simplify 6x+8/4x+4?
Molodets [167]
2(3x + 4) / 2(2x + 2)
Cancel the factored 2s

3x + 4 / 2x + 2

You may need to further factor the denominator, depending on the teacher.

3x + 4 / 2(x + 1)
6 0
3 years ago
Read 2 more answers
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