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ad-work [718]
2 years ago
9

Susan made 2 identical necklaces, each having beads and a pendent. The total cost of the beads and pendents for both necklaces w

as $9.80. If the beads cost a total of 3.40, how much did each pendant cost?
Mathematics
2 answers:
Charra [1.4K]2 years ago
7 0

Step-by-step explanation:

$ 3.15 each pendents .......

pogonyaev2 years ago
5 0
$3.15 each pendent.
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The scale in the drawing is 2 inches : 3 feet. What are the length and width of the actual room? *
patriot [66]

drawing isn't shown, pls take a screenshot or photograph the exercise

5 0
2 years ago
At Camp Roan, 70% of the kids are taking horseback riding lessons. If 210 kids are taking horseback riding lessons, how many kid
babymother [125]

Answer:

total kids in the camp = 300

Step-by-step explanation:

let the number of kids in the camp be x

from the above situation, we get

=》70% of all kids in the camp is 210

=》

\frac{70}{100}  \times x = 210

=》

x =  210 \times  \frac{100}{70}

=》

x = 3 \times 100

=》

x = 300

4 0
2 years ago
7x-4y=20 for y when x=3
viktelen [127]
I think it is y=-.25
7*3 - 4y = 20
21 - 4y = 20
subtract 21 from each side
- 4y = - 1
divide each side by - 4
y= -.25
6 0
3 years ago
Read 2 more answers
If the perimeter of a rhombus is 164 and the length of the longer diagonal is 80, find the length of the shorter diagonal.
AysviL [449]

A rhombus has four equal sides. If the perimeter of this rhombus is 164, then the length of one side is 164/4, or 41.


Draw this rhombus. Label all four sides with "41." Label the longer diagonal 80 and the half length of that diagonal 40. You will see inside the rhombus four congruent triangles with hypotenuse 41, leg 10 and unknown height. Thus, this unknown height is found by solving x^2 + 40^2 = 41^2, and x^2=9, so that the length of the shorter diagonal is 2(2) = 18 (answer).

6 0
3 years ago
To describe a specific arithmetic sequence, Elijah wrote the recursive formula:
11111nata11111 [884]

Answer:

t_{n}  = 30 + 7n, where, n = 0, 1, 2, 3, 4, .........

Step-by-step explanation:

Given the arithmetic sequence in recursive formula.

f(0) = 30 and f(n + 1) = f(n) + 7 ......... (1)

Therefore, putting n = 0 in equation (1) we get f(1) = f(0) + 7 = 30 + 7 = 37 {Since, f(0) is given to be 30}

Again, putting n = 1 in equation (1) we get f(2) = f(1) + 7 = 37 + 7 = 44

And, putting n = 2 in equation (1) we get f(3) = f(2) + 7 = 44 + 7 = 51

and so on.

Therefore, the arithmetic sequence is 30, 37, 44, 51, .......

Therefore, the linear equation of this sequence is given by t_{n}  = 30 + 7n, where, n = 0, 1, 2, 3, 4, .........

(Answer)

3 0
3 years ago
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