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3 years ago

What is 163/2 divided by 1/7

Mathematics

2 answers:

NeTakaya3 years ago

8 0

Screenshot with answer below ↓

nydimaria [60]3 years ago

6 0

Hello!

I take that the "/" was meant to be a fraction. There fore, your answer would be $\frac{1141}{2}$ .

Enjoy.
~Isabella

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Solve the following system of equations x + y =-5 -3x - y =7

Galina-37 [17]

X+y= -5------>【1】×3
-3x-y=7------>【2】×1

3x+3y= -15
-3x-y=7

So,

2y=-8
y=-4

And

-3x-y=7
-3x-(-4)=7
-3x=7-4
x=-1

HOPE IT HELPS UH!!☺️
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3 years ago

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erma4kov [3.2K]

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3 years ago

Classify each polygon by the number of sides. Tell whether it's convex or concave.

EastWind [94]

Answer:

a. hexagon, convex

b. pentagon, concave

c. heptagon, convex

d. decagon, concave

Step-by-step explanation:

Count the sides. Refer to your memory or a list of polygon names for the appropriate name.

If any internal angle measures more than 180°, the polygon is concave. Otherwise, it is convex.

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3 years ago

Select all of the correct solutions for the following equation

In-s [12.5K]

Answer:

Your answer is (4,1).

Step-by-step explanation:

5x - 2y = 18

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18 = 18 (Which means it's correct)

Let me know if you need anymore help!

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3 years ago

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faltersainse [42]

The value of X is 4

please see the attached picture for full solution

Hope it helps

Good luck on your assignment..

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3 years ago