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astra-53 [7]
3 years ago
5

Will crown brainliest

Mathematics
1 answer:
Free_Kalibri [48]3 years ago
8 0

Answer: B)

Step-by-step explanation:

If y = z then replace z for y in the second equation.

2 y + z = 12

2y + y = 12

3y = 12

y = 4

This also means z = 4.

Insert both of these values into the first equation:

x + y + z = 8 + 2sqr3

x + 4 + 4 = 8 + 2sqr3

x + 8 = 8 + 2sqr3

x = 2sqr3

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Step-by-step explanaton:

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3 years ago
Jamie and Stella are saving money to sign up for a school trip to Washington, D.C. In order to sign up for the trip, they must p
DanielleElmas [232]

Answer:

1. Let, Jamie needs "$ g" for the  trip. Then, according to the question,

g = 600 -------------------(1)

2. Let, Stella needs "$ m" for the trip. Then, according to the question,

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3. If Jamie washes x no. of cars and Stella makes y no. of pies, then,

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4. Yes, Stella can afford to sign up for the trip with the money she earns.

Step-by-step explanation:

Let, Jamie needs "$ g" for the  trip. Then, according to the question,

g = 600 -------------------(1)

Let, Stella needs "$ m" for the trip. Then, according to the question,

m = 600 -------------(2)

if Jamie washes x no. of cars for $25 each and Stella makes y no. of pies

for $ 15 each, then, according to the question,

25x ≥ 600 ≥ 15y -------------(3)

Yes,  Stella can afford to sign up for the trip with the money she earns. Because, she can make at most 40 pies for $15 each and

$ 40 \times 15 = $ 600 = The amount of money Stella needs for the trip.

7 0
2 years ago
Which graph shows y=2⌈x⌉−3?
umka2103 [35]

Answer: C

Step-by-step explanation:

5 0
2 years ago
Simplify the expression completely 125 1/3
Roman55 [17]
<h3>I'll teach you how to solve 125 1/3</h3>

---------------------------------------------------

125 1/3

Convert mixed numbers to improper fractions:

125 1/3=

125*3+1/3=

376/3

Your Answer Is 376/3

plz mark me as brainliest :)

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3 years ago
Which of the following statements does not represent the same value as the others?
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the distance between 0 and −9

the absolute value of negative 9

the opposite of 9

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3 years ago
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