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grin007 [14]
3 years ago
5

Find the value of 3a + b when a = 5 and b = -2

Mathematics
2 answers:
Licemer1 [7]3 years ago
5 0

Answer:

13

Step-by-step explanation:

Just replace the a and b with the value given then plug it into a calculator.

Should look like 3(5)+(-2)

madam [21]3 years ago
3 0

Answer:

13

Step-by-step explanation:

3(5)+(-2)

15-2

13

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umka2103 [35]

Answer:

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4= √2x+11

Step-by-step explanation:

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3 years ago
Does anyone know this
Arturiano [62]

Answer:

C

Step-by-step explanation:

Option C is the correct answer.

8 0
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When a jug is half- filled with marbles, it weighs 2.6 kg. The jug weighs 4 kg when it is full. Find the weight of the empty jug
baherus [9]

the difference between a full jug and a jug that is half full will give us the weight of the marbles only in a half full jug:
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In a half full jug that weighs 2.6 kg, the weight of the marbles is 1.4 kg 
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5 0
3 years ago
Read 2 more answers
Would be great if someone can help with this.
Neporo4naja [7]

Answer:

144

Step-by-step explanation:

In a regular decagon like the one shown in the picture each angle is 144 degrees and it all adds up to 1,440. If you want proof search up "angle of a decagon"

8 0
2 years ago
What is the slope of a line that goes through the points 1,-5 and -3,2? I'm helping my niece
a_sh-v [17]
M = (y2 - y1)/(x2-x1)
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3 years ago
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