It costs 2s + 1 for every scoop of ice cream. s = the number of scoops of ice cream purchased. How much does it cost to buy 3 scoops of ice cream?
2 (3) + 1 = $7
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15
Emma has d number of donuts. She gets 5 more from the store. Write an expression to show how many donuts Emma has.
d + 5
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5
What is the constant? 2x - 16
16
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15
Evaluate the expression when d = 4 3d + 6
18
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20
Write an expression to show "4 more than 2 times a number x"
4 + 2x or 2x + 4
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5
A number that always stays the same is a...
constant
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15
Ticket prices can be found by using the equation 3a + 2c where a = the number of adult tickets and c = the number of children tickets. How much would someone spend if they bought 2 adult tickets and 2 children tickets?
3 (2) + 2 (2) = $10
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banana
Go to last place!
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star
Double points!
Okay!
gift
Win 10 points!
Okay!
baam
Lose 25 points!
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20
Write an expression to show "18 divided by 2 times a number x"
18 / 2x
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banana
Go to last place!
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fairy
Take points!
5
10
15
20
25
rocket
Go to first place!
Okay!
baam
Lose 20 points!
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10
What are the coefficients? 12x + 5 - 6x
12 and 6
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5
What is the variable? 2x + 12
x
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5
An unknown number is a...
variable
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5
Write an expression for " a number d plus 3"
d + 3 or 3 + d
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20
Evan has c number of cookies. He bakes 5 more. He then splits the cookies among 2 friends. Write an equation to show how many cookies each friend gets.