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Rufina [12.5K]
3 years ago
8

Which of the following is a graph of y = x2?

Mathematics
2 answers:
iogann1982 [59]3 years ago
8 0

Answer:

graph 2

Step-by-step explanation:

if you plug 2 in for x then you get 4 and 2 equals 4 in the second graph

Stolb23 [73]3 years ago
6 0
I think your answer should be d

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Please help, thank you
grandymaker [24]

Answer:

x = 20

Step-by-step explanation:

The angles that are marked are called "vertical angles" (I think of a pair of scissors) The two angles are equal to each other. (They get bigger or smaller together, like a pair of scissors)

So, set them equal to each other and solve.

3x + 50 = 6x - 10

SUBTRACT 3x from both sides.

50 = 3x - 10

ADD 10 to both sides.

60 = 3x

DIVIDE both sides by 3.

20 = x

7 0
2 years ago
Sales An apparel shop sells skirts for $45 and blouses for $35. Its entire stock is worth $51,750. But sales are slow and only h
inysia [295]

Answer:

260 skirts and 270 blouses are left in the store after the sale.

Step-by-step explanation:

Let x be the number of skirts and y be the number of blouses.

An apparel shop sells skirts for $45 and blouses for $35

Cost of entire stock = $51,750

Thus, we can write the equation,

45x + 35y = 51750

Half the skirts and two-thirds of the blouses are sold for a total of $30,600.

Thus, we can write the equation,

45(\dfrac{x}{2}) + 35(\dfrac{2y}{3}) = 30600\\\\135x + 140y = 183600

Solving the two equations by elimination method, we have,

135x + 140y-(135x + 105y) = 183600 - 155250\\35y = 28350\\\\y = \dfrac{28350}{35}  =810\\\\x = \dfrac{51750-35(810)}{45} = 520

Thus, there were 520 skirts and 810 blouses in the store.

Skirt left =

520-\dfrac{520}{2} = 260

Blouses left =

810 - \dfrac{2}{3}\times 810 = 270

Thus, 260 skirts and 270 blouses are left in the store after the sale.

5 0
3 years ago
Solve the system of linear equations by graphing 4x + 2y = 8<br> -x + y =- 5
Gnoma [55]
It’s seven my guy ahhhhhhhhhhhhh
4 0
3 years ago
5(x+9) distribute five time x plus nine...........???
Tema [17]
Using distributive property, it would become 14x.
5 0
3 years ago
Read 2 more answers
Which function is graphed on the coordinate plane below?
Law Incorporation [45]
F(x)= 2x-6

Y=Mx+b

B= y intercept= -6

M= how many times it went up so 2 times

Hope this helped :))
6 0
2 years ago
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