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vodomira [7]
3 years ago
15

the average of three numbers is x if the first number is y and the second number is z what is the third number

Mathematics
1 answer:
alex41 [277]3 years ago
8 0
The third number will be 3x - y - z
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Helpppppppppppppppppppppp
kicyunya [14]

Answer:

25

Step-by-step explanation:

(2x+2)+(3+5x)= 180 ( straight angle )

2x+5x+2+5 =180

7x+7= 180

7×= 173

x= 25°

I hope that was helpful

5 0
3 years ago
Solve 3 - x/2 > 15..
ruslelena [56]

Answer:

x ≥-24

Step-by-step explanation:

3 - x/2 ≥ 15

Subtract 3 from each side

3-3 - x/2 ≥ 15-3

-x/2 ≥12

Multiply by -2

-x/2 * -2 ≥12 *-2

x ≥-24

4 0
3 years ago
Read 2 more answers
Anyone Know This Answer ASAP ?
Luda [366]

multiply 35 by tan(42)

 this equals 31.5141

rounded to 31.51

4 0
3 years ago
X2+7x-8 please factor
vova2212 [387]
x^2+7x-8=x^2+8x-x-8=x(x+8)-1(x+8)=(x+8)(x-1)
8 0
3 years ago
9. A box contains three disks painted gold (81,82,83), three disks painted silver (s1, 32, 33) and one
Illusion [34]

Answer:

c

Step-by-step explanation:

7 0
3 years ago
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