Worksheetspre-algebra
Total questions: 25
Worksheet time: 50mins
Name
Class
Date
1.
x+x =
a)
2x
b)
x2
2.
2x+2x=
a)
2x2
b)
4x
3.
Simplify the expression: 7v + 2 + 12 + 2v
a)
23
b)
23v
c)
9 + 14v
d)
9v + 14
4.
Combine like terms
3x + 2x + 3y - 7y
3x + 2x + 3y - 7y
a)
5x + 10y
b)
5x + 4y
c)
5x - 4y
d)
5x -10y
5.
Simplify: 4x2 - 3x + 11 -2x
a)
4x2 - 5x + 11
b)
11x + 11
c)
16x2 - 5x + 11
d)
10x2
6.
If a = 4 and b = 6, what is the value of 3a + 5b?
a)
40
b)
42
c)
44
d)
46
7.
c + (10 - 5) = 10
a)
c = 5
b)
c = 10
c)
c = 15
d)
c = 25
8.
a3 = 8
a)
a = 3
b)
a = 4
c)
a = 2
d)
a = 8
9.
2x·5x3·(-2x7)
a)
5x11
b)
5x10
c)
-20x10
d)
-20x11
10.
Si: P(y) = 2y2 – 5y + 4 ; Q(y) = 3y2 – 7y + 6
Calcular: 3P(y) – 2Q(y)
a)
2y
b)
3y+2
c)
y
d)
-y
11.
Reducir: 2(x + 4) – 3 (x + 3) + 4 (x – 2)
a)
2x-4
b)
3x-9
c)
5x+1
d)
x-8
12.
a)
x5-2x+3
b)
x5-5x+3x2
c)
x9-2x+3
d)
x-3
13.
a)
x4+15x3-x2+10x-9
b)
5x3+15x2-x
c)
12x4+15x3-x2+10x-6
d)
7x2+10x-6
14.
a)
7a2bc3
b)
-12a2b2c
c)
8ab2c3
d)
-24a2b2c3
15.
What is the y-intercept of the line?
a)
y = 1/2
b)
y = 1
c)
y = -1/2
d)
y = -1
16.
Solve using Order of Operations.
9(4 x 5) + 3 x 2
9(4 x 5) + 3 x 2
a)
209
b)
19
c)
186
d)
190
17.
What is the definition for MEAN
a)
the MIDDLE number
b)
the number you see the MOST
c)
the HIGHEST to SMALLEST number
d)
the AVERAGE of all numbers
18.
What is the definition for MEDIAN
a)
the MIDDLE number
b)
the number you see the MOST
c)
the HIGHEST to SMALLEST number
d)
the AVERAGE of all numbers
19.
Which equation generates a graph containing
the set of ordered pairs shown below?
{(−15, 12), (−5, 8), (5, 4), (10, 2)}
the set of ordered pairs shown below?
{(−15, 12), (−5, 8), (5, 4), (10, 2)}
a)
y = -3/5 x + 3
b)
y = -2/5 x + 6
c)
y = -1/5 x + 9
d)
y = -4/5 x
20.
Which situation is best represented by the
function f(x), where f(x) = 12x + 5?
function f(x), where f(x) = 12x + 5?
a)
An office-supply store sells x boxes of
ballpoint pens that contain a dozen pens
per box for $5 each.
ballpoint pens that contain a dozen pens
per box for $5 each.
b)
An Olympic swimmer trains by
swimming 12 kilometers on each of x
weekdays and 5 kilometers on each day
of the weekend.
swimming 12 kilometers on each of x
weekdays and 5 kilometers on each day
of the weekend.
c)
An algebra quiz has x problems worth
12 points each plus 5 extra-credit
problems worth 5 points each.
12 points each plus 5 extra-credit
problems worth 5 points each.
d)
A company sells x baseball caps for $12
each and charges a $5 shipping fee.
each and charges a $5 shipping fee.
21.
a)
y≥x−1
b)
y≤x−1
c)
y>x−1
d)
y≤x+1
22.
Simplify the exponential expression.
a)
2x6y12
b)
2x5y7
c)
8x6y12
d)
8x5y7
23.
Meg's teacher asked her to find the zero(s) of the equation below. Meg decided to factor to find the zero(s).
0= x2-4x +4
(x + ___) (x + ___)
0= x2-4x +4
(x + ___) (x + ___)
a)
(x + -2)(x + 2)
b)
(x + -4)(x + 2)
c)
(x + -4)(x + 4)
d)
(x + -2)(x + -2)
24.
April wants to prove that she can solve the system of equations below using the substitution method.
3x + y = 8
y = 4x - 6
Which equation shows the first step in solving the system of equations using the substitution method?
3x + y = 8
y = 4x - 6
Which equation shows the first step in solving the system of equations using the substitution method?
a)
7x + 2y = 2
b)
-x +2y = 2
c)
3x + (4x-6) = 8
d)
3(4x-6) +y = 8
25.
Solve the equation
4(2x-5)=7(2x+4)
4(2x-5)=7(2x+4)
a)
8
b)
-8
c)
-1.5
d)
1.5
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