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Stells [14]
2 years ago
6

In the expression 3x+7 what is the coefficient

Mathematics
1 answer:
mezya [45]2 years ago
3 0

Answer:

3

Step-by-step explanation:

Coefficient in the number behind the variable.

In 3x + 7,

x is the variable.

3 is the coefficient.

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Abby used 3 3/4 of drink mix to make 10 cups of drinks.
Fittoniya [83]

1) 3 x 4 = 12 + 3 = 15/10= 1.5

1.5/4 =<em> 3/8 drink mix for one drink</em>

2) 22/8

22/3=7.3

<em>so 7 cups of drinks </em>


6 0
3 years ago
Read 2 more answers
1. Gummy worms are $3.50 per pound
Alexxandr [17]
The constant of proportionality is 3.50 since gummy worms are sold at the same rate per pound.

3.50x, equation
3.50(2.5) = $8.75 for 2.5 pounds
3 0
3 years ago
A box of granola contains 16.8 ounces. It costs $5.19. What is the cost, to the nearest cent, of the granola per ounce?
Keith_Richards [23]

Answer:

$0.3 per ounce.

Step-by-step explanation:

5.19/16.8=0.3

5 0
2 years ago
James is x years old now and the sum of his age is and his brothers age is 10.
Vesnalui [34]

Answer:

1) James brother is 10-x years old

2) James was 3 years ago x-3 years old

3) James brother was 3 years ago 7-x years old

4) 3(x-3)=7-x

5) James is 4 years old, his brother is 6 years old

Step-by-step explanation:

3) 10 - x - 3 = 7 - x

5) 3* James age 3 years ago = James brothers age 3 years ago

<=> 3*(x-3) = 7-x

<=> 3x - 9 = 7 - x

<=> 4x = 16

<=> x = 4

5 0
3 years ago
Help me with this one please
galben [10]

Answer:

I think the top and the two in the middle but I can't really see it's a blurry picture

7 0
3 years ago
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