WorksheetsUnit 4 Review
Total questions: 20
Worksheet time: 3600secs
Name
Class
Date
1.
Work out the value of x.
a)
75
b)
55
c)
50
d)
25
2.
Work out the value of x in this isosceles triangle.
a)
2
b)
4
c)
12
d)
48
3.
Fathir thinks of a number. He multiplies it by 5 then subtracts 4. The answer is the same as 2 times the number and plus 20.
Construct the right equation.
a)
5x−4=2x+20
b)
5(x−4) = 2 (x+20)
c)
5(x−4) = 2 (x+20)
d)
5x−4 = 2x−20
4.
Solve for a:
2 + 14a = -8 + 9a
2 + 14a = -8 + 9a
a)
a = 2
b)
a = -2
c)
a = 6⁄5
d)
a = 1
5.
Work out the value of x and y in this rectangle.
a)
x = 8; y = 7
b)
x = 7; y = 8
c)
x = 7; y = 4
d)
x = 4; y = 7
6.
Solve:
2(2x + 3) = -6(x + 9)
2(2x + 3) = -6(x + 9)
a)
1.2
b)
6
c)
-6
d)
7.5
7.
Solve for x:
5x - 14 = 8x + 4
5x - 14 = 8x + 4
a)
x = 6
b)
x = -6
c)
x = -18/13
d)
x = 10/3
8.
Solve the equation:
x/3+ 10 = 15
x/3+ 10 = 15
a)
75
b)
15
c)
25
d)
5
9.
Jason says that 10 less than one third of his age is 11 years old. How old is Jason?
a)
3 years old
b)
7 years old
c)
57 years old
d)
63 years old
10.
Solve the simultaneous equations
a+b=11
a-b=3
a)
a=7, b = 4
b)
a=-4, b= 7
c)
a=4, b = 7
d)
a=4, b= -7
11.
What is the solution?
a)
(6, 3)
b)
(3, 6)
c)
(-6, 3)
d)
No solution
12.
Solve the system of equations using substitution:
y = 2x + 5
2x + 2y = 4
a)
(1, 7)
b)
(7, 1)
c)
(2, 9)
d)
(-1, 3)
13.
What is the point of intersection?
a)
(1, -1)
b)
(-1, 1)
c)
(0, -2)
d)
(2, 0)
14.
-8x < 48
a)
x < -6
b)
x > -6
c)
x < 6
d)
x > 6
15.
Solve.
a)
x > -28
b)
x > 28
c)
x > -14
d)
x > 14
16.
Solve:
4(2a + 3) < 3(a - 1)
4(2a + 3) < 3(a - 1)
a)
a<-3
b)
a>-3
c)
a<3
d)
a>3
17.
Match the graph with its inequality.
a)
b > –2
b)
b < –2
c)
b ≥ –2
d)
b ≤ –2
18.
Solve:
7(x + 3) - 5x < 13
a)
x>-4
b)
x < 17
c)
x<-4
d)
x > -17
19.
Twice a certain number, increased by 5, is less than three times the same number.
a)
2x + 5 > 3x
b)
2x + 5 < 3x
c)
2x + 5 ≤ 3x
d)
2x + 5 ≥ 3x
20.
Solve and graph the inequality.
a)
A
b)
B
c)
C
d)
D
100 %
