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tiny-mole [99]
3 years ago
11

URGENT MATH HELP DUE BY 12:00 PM!

Mathematics
1 answer:
Sedaia [141]3 years ago
3 0
I think D is the correct answer.
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B is between A and C. AB = 3x, BC = 2x + 7, AC = 42<br><br> a) X =<br> b)AB =<br> c)BC=
ryzh [129]

Answer: x=7

               ab=21

               bc=14

Step-by-step explanation:

ab=3x

bc=2x±7

ac=42

3x±2x±7=42

5x±7=42

5x=42-7

5x=35

to get the value of x you divide 35 by 5x

35÷5x=7

so the value of x is 7

ab=3x

x=7

3x=7×3x

7×3=21

x=7

2x=7×2x

2×7=14

5 0
3 years ago
CANT GET WRONG<br><br> What is the measure of ∠ADC?<br> A) 42° <br> B) 47° <br> C) 121° <br> D) 131°
Dafna1 [17]
Add them
89+42=131


answer is D
7 0
3 years ago
Read 2 more answers
If XW is a diameter of V, find x.<br><br> A.<br> 7<br> B.<br> 8<br> C.<br> 10<br> D.<br> 11
NemiM [27]

Step-by-step explanation:

u can try putting the value one by one to check

or write

(12x +14 ) = ( 9x-×)

and solve it do u will get the answer

6 0
3 years ago
Explain how you know that 5/8 + 6/10 is greater than 1.
prisoha [69]
Because 5/8 + 6/10 is 49/40 and 49/40 is equal to 1 9/40
6 0
3 years ago
Write the equation of a line, in slope-intercept form<br> (1,1);(-2,-11)<br> Y =
bonufazy [111]

Answer:

Y =4X  -3

Step-by-step explanation:

x1 y1  x2 y2

1 1  -2 -11

   

(Y2-Y1) (-11)-(1)=   -12  ΔY -12

(X2-X1) (-2)-(1)=    -3  ΔX -3

   

slope= 4          

B= -3          

   

Y =4X  -3    

6 0
3 years ago
Read 2 more answers
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