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lyudmila [28]
3 years ago
5

Show your work please !!!!!!!!! Will mark Brianliest !!!!!!!!!! Anyone please helpppppp !!!!!!!!!!!!

Mathematics
1 answer:
Lana71 [14]3 years ago
3 0
Since it is an isosceles triangle 2 lengths are the Same
To find x
5x-9=2x+12
3x=21
X=7
Now plug it in all the equations
5x-9 and 2x+12 are the shortest and the same in length
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What is the area of the shaded part? ​
iVinArrow [24]

Answer:

Step-by-step explanation:

(8x-3)^2-x^2

64x^2-48x+9-x^2

63x^2-48x+9

8 0
3 years ago
Model the function rule y = -2x - 3 with a table of values. Show your work
alexandr402 [8]
Here's a table of the function y=-2x-3

7 0
3 years ago
Determine if the sequence is geometric. If it is, find the common ratio, the 8th term, and the explicit formula. -2, 6, -18, 54,
aleksandrvk [35]

Answer:

Step-by-step explanation:

In a geometric sequence, the consecutive terms differ by a common ratio,r. Considering the given sequence,

r = 6/- 2 = - 18/6 = - 3

Therefore, the sequence is geometric.

The formula for determining the nth term of a geometric progression is expressed as

Tn = ar^(n - 1)

Where

a represents the first term of the sequence.

r represents the common ratio.

n represents the number of terms.

From the information given,

a = - 2

r = - 3

The explicit formula is

Tn = - 2 × (- 3)^(n - 1)

To find the 8th term, T8,

T8 = - 2 × (- 3)^(8 - 1)

T8 = - 2 × (- 3)^7

T8 = - 2 × - 2187

T8 = 4374

3 0
3 years ago
Last year at a certain high school, there were 75 boys on the honor roll and 50 girls on the honor roll. This year, the number o
Fantom [35]

In linear equation, 15.2% did the total number of students on the honor roll decrease.

What in mathematics is a linear equation?

  • A linear equation is a first-order (linear) term plus a constant in the algebraic form y=mx+b, where m is the slope and b is the y-intercept.
  • Sometimes, the aforementioned is referred to as a "linear equation of two variables," where x and y are the variables.

50 × 24% = 12

50 × 14%= 7

12+ 7 = 19

50+75 = 125

19 ÷125= 15.2%

Learn more about linear equation

brainly.com/question/11897796

#SPJ4

8 0
1 year ago
I need help please as soon as possible with both :(
Over [174]

Answer:

X=0

(8,7)

Step-by-step explanation:

8 0
3 years ago
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