A number that is directly infront of the variable, attached by multiplication, is a...
coefficient
What is the coefficient? 6x + 7
6
Write an expression for " a number d plus 3"
d + 3 or 3 + d
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
What is the constant? 2x - 16
16
Write an expression to show "3 times a number x plus 6"
3x + 6
What are the coefficients? 12x + 5 - 6x
12 and 6
Evaluate the expression when a = 5 and b = 2. 4a+3b
26
Evaluate the expression when c = 2 and d = 6. 3(2c+d)
30
Write an expression to show "4 more than 2 times a number x"
4 + 2x or 2x + 4
It costs 3p + 2 to buy each pumpkin. p = the number of pumpkins purchased. How much does it cost to buy 6 pumpkins?
3 (6) + 2 = $20
Evaluate the expression when d = 4 3d + 6
18
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.
(c+5)/ 2
Evaluate the expression when a = 1 and b = 2. 4(2b + a)
20
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
Write an expression for "2 times a number c plus 5"
2c+5
A number that always stays the same is a...
constant
Write an expression to show "18 divided by 2 times a number x"
18 / 2x
Write an expression for "6 more than 3 times a number p"
3p + 6
What is the variable? 2x + 12
x
What is the constant? 12 - 2x
12
An unknown number is a...
variable
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
Write an expression to show "16 less than 3 times a number x"
3x - 16
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