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butalik [34]
3 years ago
11

Melanie recently hired an electrician to do some necessary work. On the final bill, Melanie was charged a

Mathematics
2 answers:
julsineya [31]3 years ago
5 0

the equation should be 35x+485=892

and the answer would be $11.63

Vlada [557]3 years ago
4 0
Equation: 37x+485=892
Answer: X=11
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Find last year's salary if after a 5% pay raise , this year's salary is $39,375
ohaa [14]
Let x= last years salary. And 1.05 represents pay raise which 100% plus the 5%. 1.05(x)= 39375 you solve for x which gives you 37500
3 0
3 years ago
At the circus, 3 adult tickets and 4 child tickets cost $47, and 6 adult tickets and 2 child tickets cost $64. Which system of l
Artemon [7]

Answer:

The adult tickets cost $9 each. The child tickets cost $5 each.

X = $9 and Y = $5

Step-by-step explanation:

$9 x 6 = $54

$5 x 2 = $10

Add them and you get $64.

For the first one, do the same.

$9 x 3 = $27

$5 x 4 = $20

Add them and you get $47

8 0
3 years ago
For this graph mark the statements that are true
Nitella [24]

For the graph in the figure

we know that

the function  is a quadratic equation ( vertical parabola) open up

so

The vertex is a minimum

the vertex is the point (1,0)

The domain x of the function is all real numbers-------> (-∞,∞)

The range is the interval--------> [0,∞)

f(x)\geq 0

therefore

Statements

A) The range is the set of all real numbers

Is false

B) The domain is the set of all real numbers

Is true

C) The domain is the set of all real numbers greater than or equal to zero

Is false

D) The range is the set of all real numbers greater than or equal to zero

Is true


7 0
3 years ago
Simplify the absolute value 4​
Harrizon [31]

Answer:

The absolute value of 4 is just 4

Step-by-step explanation:

3 0
3 years ago
Write the number with the same value as 28 tens
Sergio039 [100]
The answer is 280

28x10=280
4 0
3 years ago
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