Evaluate 7x - 3y if x = 2 and y =5
14 - 15
-1
Write this as an expression:
four more than a number
x+ 4
2(x -3)
2x - 6
2x - 6
binomial
Find the GCF
6x, 9x
3x
Evaluate 4t + 1 if t = 3 and d= 1
4(3) + 1
12 + 1
13
Write the expression:
twice a number plus nine
2x + 9
2x + 7 - 3x +1
-x +8
2x3 - 3x + 8
a) name the coefficients
b) name the constants
a) 2, -3
b) 8
Find the GCF
12xy, 36x
12x
Evaluate 5x - 9 if x = -2 and y = 7
5(-2) -9
-10 - 9
-19
Write the expression:
seventeen less than a number
x -17
(8x - 3) + (x + 6)
9x +3
Find the perimeter of a triangle with sides y, y-2, and 2y + 7
If y = 3 what is the perimeter?
y + y-2 + 2y+7
4y +5
4(3) + 5
12 + 5
17
Find the GCF and Factor:
56ab + 24a
8a(7b + 3)
Evaluate -x + 3y - 2z if x = 3 y= -2 and z = 5
-(3) + 3(-2) - 2(5)
-3 + -6 -10
-9 -10
-19
Write the expression:
three times the sum of a number and two
3(x+2)
(4x - 2) - (3x -3)
4x - 2 - 3x +3
x + 1
Apple charges a one- time fee of $10 plus a $0.99 per song download. Write an expression that represents this situation
10 + 0.99x
Find the GCF and Factor:
15xyz - 45xy
15xy(y - 3)
Evaluate x2 + 3 if x = -3
(-3)2 + 3
9 + 3
12
Write the expression:
eleven increased by the difference of a number and five
11 + (x - 5)
(9x +2) -2(x - 5)
9x + 2 - 2x +10
7x + 12
At the movies they charge $12 for adults tickets and $9 for kids tickets. Write an expression to represent this situation.
Then evaluate if there are 3 adults and 5 kids going to see a movie.
12x + 9y
12(3) + 9(5)
36 + 45
81
Find the GCF and Factor:
300wx - 50w
50w(6x -1)