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Aleks04 [339]
3 years ago
13

What is negative 13/7 minus negative 5/7 as a fraction

Mathematics
2 answers:
Monica [59]3 years ago
5 0
-13/7 - (-5/7)
-13/7 +5/7
Find the LCM
The LCM is 7
-13+5 all divided by 7
-8/7
Nimfa-mama [501]3 years ago
4 0

Answer:

-8/7

Step-by-step explanation:

13-7. 8

--------- = --

7

7

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Three friends live in three different states. Monica lives in Rhode Island, Anthony lives in Ohio, and Thomas lives in Colorado.
steposvetlana [31]

Sales tax in Colorado is 2.85%, in Ohio is 5.50%, and in Rhode Island is 7%.

  • Colorado:
  • 3.50 = 100
  • 3.60 = X
  • 3.60 x 100 / 3.50 = X
  • 360 / 3.5 = X
  • 102.85 = X
  • 2.85% = Sales tax

  • Ohio:
  • Y = 1.055X
  • 10 x 1.055 = Y
  • 10.55 = Y
  • 10 = 100
  • 10.55 = X
  • 10.55 x 100 / 10 = X
  • 1055 / 10 = X
  • 105.5 = X
  • 5.5% = Sales tax

  • Rhode Island:
  • 10 = 100
  • 10.70 = X
  • 10.70 x 100 / 10 = X
  • 1070 / 100 = X
  • 107 = X
  • 7% = Sales tax

Therefore, sales tax in Colorado is 2.85%, in Ohio is 5.50%, and in Rhode Island is 7%.

Learn more about maths in brainly.com/question/25866144

5 0
3 years ago
How many match sticks will be in the 8th picture?​
melomori [17]
Hello again. :)

Answer: 33 match sticks

From the first picture, we are given 5 match sticks.

From the second picture, we are given 9 match sticks. The difference between the match sticks is 4.

From the third picture, we are given 13 match sticks. The difference between the match sticks is again 4.

If each image increases the number of match sticks by 4, then the fourth image must have (13 + 4) = 17 match sticks.
The fifth image must have (17 + 4) = 21 match sticks.
The sixth image must have (21 + 4) = 25 match sticks.
The seventh image must have (25 + 4) = 29 match sticks.
And the eighth image must have (29 + 4) = 33 match sticks
5 0
2 years ago
Find the area of the shaded region
goldfiish [28.3K]

Answer:

38x² - 17x - 3

Step-by-step explanation:

The area of the shaded region is calculated as

area of outer rectangle - area of white rectangle, that is

(8x + 1)(5x - 3) - 2x(x - 1) ← expand (8x - 1)(5x - 3) using FOIL

= 40x² - 24x + 5x - 3 - 2x² + 2x ← collect like terms

= 40x² - 17x - 3

5 0
4 years ago
Jerry makes $300 per month but always runs out of money. He has $85 in fixed expenses and $60 in variable expenses that must be
cupoosta [38]

Answer: 155

Step-by-step explanation:

$300-$85-$60= $155

3 0
3 years ago
Tell the numbers that are odd and composite 2,14,23,24,25,31,45
fredd [130]
The odd numbers r 2,23,31 and the composite numbers r 14,24,25,45
4 0
3 years ago
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