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timama [110]
3 years ago
15

When combining like terms are x and 3x the same

Mathematics
1 answer:
Maurinko [17]3 years ago
8 0

x+3x= 4x

Because there is a invisable 1 in front of the X. Hope this helps!

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Each morning, Sleepwell Hotel offers its guests a free continental breakfast with pastries and orange juice. The hotel served 62
mario62 [17]

Answer:481

Step-by-step explanation:

35% of 740

35/100 × 740 = 259

35% less than = 740 - 259

=481

Therefore 481 gallons was served this year.

8 0
3 years ago
How much is 17% of 30? 0.51 5.1 5.7 51 can someone please help
DENIUS [597]
The answer is 5.1 when you enter it into a calculator :)
6 0
3 years ago
a fruit company delivers its fruit in two types of boxes: large and small. A delivery of 3 large boxes and 2 small boxes has a t
TiliK225 [7]

Answer:

x = the wight of the large box

y = the weight of the small box

A delivery of 3 large boxes and 2 small boxes has a total weight of 73 kilograms.

3x + 2y = 73

A delivery of 8 large boxes and 4 small boxes has a total weight of 177 kilograms.

8x + 4y = 177

by solving the system of equations

3x + 2y = 73

8x + 4y = 177

we find

x = 15.5 kg

y = 13.25 kg

the large box weights 15.5 kg.

the small box weights 13.25 kg.

5 0
3 years ago
Read 2 more answers
An animal shelter spends $5.00 per day to care for each bird and $7.50 per day to care for each cat. Jayden noticed that the she
Vilka [71]

Answer:

   24 birds

Step-by-step explanation:

Let b represent the number of birds at the shelter on Wednesday. Then the cost of care for the 41 animals is ...

  5b +7.5(41 -b) = 247.50

  -2.5b +307.50 = 247.50 . . . . . simplify

  -2.5b = -60 . . . . . . . . . . . . . . . . subtract 307.50

  b = 24 . . . . . . . . . divide by -2.5

The number of birds at the shelter on Wednesday was 24.

7 0
3 years ago
<1 and <2 are supplementary angles. The measure of <1 is 87º. The measure of <2 is 15x + 18º.
Kay [80]

Answer: x= 5

Step-by-step explanation: If angles 1 and 2 are supplementary, that means they add up to 180. So if angle 1 is 87, angle 2 has to be 180-87=93. Then the equation would be 15x+18=93. Subtract 18 on both sides. 15x=75. Divide by 15 and your answer is 5.

6 0
3 years ago
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