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lina2011 [118]
3 years ago
9

Help please please please

Mathematics
2 answers:
Olenka [21]3 years ago
7 0

Answer: the answer is x=30

Step-by-step explanation:

harkovskaia [24]3 years ago
6 0
The answer is x=30 I believe
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Please help me out! express the inequality using interval notation
svetoff [14.1K]

Answer:

(7, ∞)

Step-by-step explanation:

Because x does not equal 7 as well, brackets won't be used here.

Because x can be any number greater than 7, this means the domain includes positive ∞.

6 0
2 years ago
Help me fast I need please
ale4655 [162]

Answer:

2/9

Step-by-step explanation:

Since there are 18 total eggs (cracked, white, brown) we can say that the denominator will be 18.

There are 8 white eggs, and when half of those are cracked there will be 4 uncracked and 4 cracked, so 4/18.

Simplify 4/18 to 2/9 and there is your answer.

4 0
2 years ago
The school that Mary goes to is selling tickets to a spring musical. On the first day of ticket sales
andrezito [222]

Answer:

The cost of one adult ticket is $13, and the price of one student ticket is $4.

Step-by-step explanation:

This question can be solved using a system of equations.

I am going to say that:

x is the cost of an adult ticket

y is the cost of a student ticket.

6 adult tickets and 1 student ticket for a total of $82

This means that

6x + y = 82

y = 82 - 6x

The school took in $51 on the second day by selling 3 adult tickets and 3 student tickets.

This means that

3x + 3y = 51

Simplifying by 3

x + y = 17

Since y = 82 - 6x

x + 82 - 6x = 17

-5x = -65

5x = 65

x = \frac{65}{5} = 13

y = 82 - 6x = 82 - 6*13 = 82-78 = 4

The cost of one adult ticket is $13, and the price of one student ticket is $4.

4 0
3 years ago
What is the slope of the graph y=-1
pochemuha
This is a horizontal line passing through  the point (0,-1).

Slope = zero.
4 0
3 years ago
The square below represents one whole. Express the shaded area as a fraction, a decimal, and a percent of the whole.
lozanna [386]

Answer as a fraction = 1/2

Answer as a decimal = 0.5

Answer as a percent = 50%

========================================

Explanation:

There are 5 blue rectangles out of 10 total. This forms the fraction 5/10 and that reduces to 1/2 after dividing both parts by 5. Therefore, the fractions 5/10 and 1/2 are the same. Notice that exactly half of the entire figure is shaded blue.

Use long division or your calculator to find that 1/2 = 0.5 which converts to 50% when you move the decimal point 2 spots to the right.

8 0
3 years ago
Read 2 more answers
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