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vodka [1.7K]
2 years ago
10

Usando las propiedades de la igualdad resuelve: 13r=117 y explica el procedimiento​

Mathematics
1 answer:
Bas_tet [7]2 years ago
8 0

Answer:

r=9

Step-by-step explanation:

13r=117

r=117/13

r=9

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Johann wants to build a set of wood shelves using a piece of wood that is 83 ½ inches long. Each shelf is an equal length of 12
Oksanka [162]

Answer:

He'll be able to make 6 shelves.

Step-by-step explanation:

In order to know haw many shelves he can make we need to take the total amount of material and divide it by the amount of material required for each shelve. We have:

total amount = 83 1/2 inches = 83.5 inches

amount per shelve = 12 3/4 inches = 12.75 inches

amount of shelves = total amount/amount per shelve

amount of shelves = 83.5/12.75 = 6.55 shelves

Since he can't make half shelves he'll be able to make 6 shelves and have left over material.

3 0
2 years ago
I will mark brainliest for correct answer
statuscvo [17]
24, it’s the lcf and is the closest number that they have in common
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2 years ago
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Mrs Thomas earns 18.80 per hour for the first 40 hours of work in a week .He earns 1 and a half times and that amount per hour f
s2008m [1.1K]

Answer:

Step-by-step explanation:

Mr Thomas earns 18.80 per hour for the first 40 hours of work in a week. This means that the total amount that he earned in the first

40 hours of work would be

40 × 18.8 = $752

He earns 1 and a half times and that amount per hour for each hour he works over 40 hours in a week. This amount per hour would be

1.5 × 18.8 = $28.2

Last week, Mr Thomas worked 45.5 hours. The extra hours that he worked is 45.5 - 40 = 5.5 hours.

Amount earned for 5.5 hours is

5.5 × 28.2 = $155.1

Total amount that Mr Thomas earned is

752 + 155.1 = $907.1

4 0
3 years ago
Jorge makes fruit snacks for his friends. He uses 1 1/2 apples to make 3 fruit snacks.
EastWind [94]

Answer:

Jorge needs 1/2 apple to make the snack.

7 0
1 year ago
2x - 5= 5x + 7 linear equations
Bezzdna [24]

Answer:

-4 =x

Step-by-step explanation:

2x - 5= 5x + 7

Subtract 2x from each side

2x-2x - 5= 5x-2x + 7

-5 = 3x+7

Subtract 7 from each side

-5-7 = 3x+7-7

-12 = 3x

Divide by 3

-12/3 = 3x/3

-4 =x

3 0
2 years ago
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