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Alexxx [7]
3 years ago
9

Baldo is paid $80 per day at his job, plus $15 per hour for every hour (h) that he works overtime. One day, his total earnings w

ere $140. Which equation models this problem?
80 + 15h = 140
140 + 15h = 80
80 + 15 + h = 140
15 + 80h = 140
Mathematics
2 answers:
kkurt [141]3 years ago
3 0
80 + 15h =140 i hope this helped 

Leona [35]3 years ago
3 0
80x + 15x = 140, not sure, what are the options? 
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How many possibilities are there for naming line VZ?
Vlad [161]
Two possiblities.

VZ, and ZV.
7 0
3 years ago
A Broadway theater has 400 ​seats, divided into​ orchestra, main, and balcony seating. Orchestra seats sell for $ 80 comma main
Tomtit [17]

Answer:

80 orchestra seats

180 main seats

140 balcony seats

Step-by-step explanation:

Total number of seats = 400

Orchestra seats sell for $80

Main seats sell for $65

Balcony seats sell for $40

If all the seats are sold, gross revenue = $23,700

If all the main seats and balcony seats are sold but only half of the orchestra seats are sold, the gross revenue = $20,500

Let x = Orchestra seats

Let y = main seats

Let z = balcony seats

x+y+z= 400............. (1)

Orchestra seats sell for $80, Main seats sell for $65 and bslcony seats sell for $40. The gross revenue if all the seats are sold = $23,700

80x + 65y + 40z = 23,700 ........(2)

If half of the orchestra seats are sold while all main and balcony seats are sold, we have

80(0.5x) + 65y+ 40z = 20,500

40x + 65y + 40z = 20,500 .....(3)

we have the simultaneous equations

x+y+z= 400............. (1)

80x + 65y + 40z = 23,700 ........(2)

40x + 65y + 40z = 20,500 .....(3)

Using elimination method to solve equation 2 and 3, we subtract equation 3 from 2

40x = 3200

x = 3200/40

x = 80 orchestra seats

Put x= 80 into equation 1 and 2

From equation 1,

x +y+z = 400

y + z = 400 - x

y+z = 400 -80

y+z = 320 .........(4)

From equation 2,

80x + 65y + 40z = 23,700

80(80) + 65y +40z = 23,700

6400 + 65y + 40z = 23,700

65y+40z = 23,700 - 6400

65y + 40z = 17,300 .........(5)

Multiply equation (4) by 40 and equation (5) by 1

So we have

40y + 40z = 12,800

65y + 40x = 17,300

subtract both equations from each other. we have

-25y = -4500

y = -4500/-25

y = 180 main seats

Put x = 80 and y= 180 into equation (1)

80+180+z = 400

260 + z = 400

z = 400-260

z = 140 balcony seats

6 0
3 years ago
Which of the following statements are true about the function y = 3x?
Tju [1.3M]

The following statement are true about the given function

Statements i,ii, and iv

Given Data

We have the following function to analyse

y = 3x

The following statement are true/false about the given function

  • The function is a direct variation: this is true because an increase in the x value will increase the y value
  • The function goes through the origin:  for x = 0, y = 0
  • The constant of variation is 1/3: this statement is false, the constant of the variation is 3
  • y is 6, when x is 2: this statement is true, when we plug x = 3, the corresponding value for y is 6

Learn more about variation here:

brainly.com/question/6499629

6 0
2 years ago
Help me pls. I need help with the question
likoan [24]

Answer:

$173.90

Step-by-step explanation:

The most obvious way to answer this question is to multiply $9.40 by 18.5

This would result in 173.90.

But I realize nobody like to deal with decimals in a multiplication problem, so here's the way I would do it (<em>especially if you don't have a calculator!</em>)

The strategy is to break it down!

Multiply $9.40 x 18 hours to start, since this is easier.

9.4 x 18 = 169.2

So, that's $169.20 for 18 hours of work.

We aren't finished, because Abdel worked for 18.5 hours.

So, what half of $9.40?

9.4 / 2

= 4.7

-or-

$4.70

So, knowing that Abdel makes $4.70 in half an hour, lets just add that onto the $169.20 we got earlier.

169.2 + 4.7 = 173.9

-or-

$173.90 for 18.5 hours of work!

8 0
3 years ago
Can someone plz help me on this no links plz also explain if u want
Delvig [45]

Answer:

40

Step-by-step explanation:

Area of the triangle is 24

Area of rectangle is 16

16+24=40

8 0
3 years ago
Read 2 more answers
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