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WorksheetsEquations in Two Variables
Total questions: 30
Worksheet time: 2hrs 40mins
Name
Class
Date
1.
Subtract.
(-9) - 11 = ?
(-9) - 11 = ?
a)
-20
b)
20
c)
-2
d)
99
2.
a)
5/14
b)
1/2
c)
-5/2
d)
y=mx + b
3.
a)
0
b)
-4
c)
-2
d)
48
4.
Simplify. Express using exponents.
82⋅84 = ?
82⋅84 = ?
a)
8
b)
88
c)
64
d)
86
5.
Constant rate of change can be found by...
a)
(Change in y) ÷ (Change in x)
b)
Guessing
c)
Adding x and y together
d)
A constant rate of change cannot be found
6.
a)
8
b)
-1
c)
-12
d)
1
7.
a)
x-intercept: -10
y-intercept: -10
y-intercept: -10
b)
x-intercept: -2
y-intercept: 5
y-intercept: 5
c)
x-intercept: 5
y-intercept: -2
y-intercept: -2
d)
x-intercept: -3
y-intercept: 7
y-intercept: 7
8.
Simplify. Express using exponents.
(73)2 = ?
(73)2 = ?
a)
75
b)
49
c)
7-2
d)
76
9.
a)
Slope: -2
y-intercept: 7
y-intercept: 7
b)
Slope: 7
y-intercept: -2
y-intercept: -2
c)
Slope: 5
y-intercept: 9
y-intercept: 9
d)
Slope: 2
y-intercept: -7
y-intercept: -7
10.
a)
(-6, 2)
b)
(-2, -4)
c)
(1, -1)
d)
(2, 4)
11.
A correct definition of slope is...
a)
(x2 - y1) / (y2 - x1)
b)
Run/Rise
c)
Rise/Run
d)
Ax + By = C
12.
Write the expression using a positive exponent.
9-4 = ?
9-4 = ?
a)
94
b)
81
c)
9.4 x 104
d)
1/94
13.
a)
(2, -6)
b)
(-2, -2)
c)
(1, -3)
d)
(-2, 6)
14.
a)
5
b)
-3/4
c)
3/4
d)
-4/3
15.
State the slope and y-intercept for the following equation:
y = -3x - 2
y = -3x - 2
a)
Slope: -5
y-intercept: 5
y-intercept: 5
b)
Slope: -2
y-intercept: -3
y-intercept: -3
c)
Slope: -3
y-intercept: -2
y-intercept: -2
d)
Slope: 3
y-intercept 2
y-intercept 2
16.
Slope-intercept form of a linear equation looks like:
a)
Ax + By = C
b)
(y - y1) = m(x - x1)
c)
(y2 - y1) / (x2 - x1)
d)
y = mx + b
17.
a)
-5/9
b)
55/100
c)
5
d)
5/9
18.
a)
2/3
b)
-3/2
c)
3/2
d)
-2/3
19.
a)
-3/5
b)
5/3
c)
-5/3
d)
3/5
20.
a)
1, 15, 12
b)
9, 14, 20
c)
11, 16, 22
d)
8, 17, 19
21.
a)
Store A made a greater profit per T-shirt.
b)
Store B made a greater profit per T-shirt.
c)
Store A made a profit of $3.50 per T-shirt.
d)
Store B made a profit of $4 per T-shirt.
22.
a)
Slope: 9
y-intercept: -6
y-intercept: -6
b)
Slope: -9
y-intercept: -6
y-intercept: -6
c)
Slope: -6
y-intercept: 9
y-intercept: 9
d)
Slope: -6
y-intercept: -9
y-intercept: -9
23.
a)
y = 2x - 1
b)
y = -2x + 1
c)
y = -2x - 1
d)
y = 2x + 1
24.
a)
The number of guests
b)
The cost per guest
c)
Alice's Age
d)
The cost to rent the game center
25.
a)
y - 4 = 3(x + 2)
b)
y - 4 = 3(x - 2)
c)
y + 4 = -3(x - 2)
d)
y + 4 = -3(x + 2)
26.
a)
x-intercept: -2
y-intercept: 3
y-intercept: 3
b)
x-intercept: 2
y-intercept: -3
y-intercept: -3
c)
x-intercept: -2
y-intercept: -3
y-intercept: -3
d)
x-intercept: 2
y-intercept: 3
y-intercept: 3
27.
a)
c + a = 85
a + c = 15
a + c = 15
b)
c - a = 85
c + a = 15
c + a = 15
c)
c + a = 85
c - a = 15
c - a = 15
d)
a - c = 85
c - a = 15
c - a = 15
28.
a)
(-3, -4)
b)
(-3, 4)
c)
(3, 4)
d)
(3, -4)
29.
a)
(1, 3)
b)
(3, -1)
c)
(-3, 1)
d)
(1, -3)
30.
a)
1018
b)
1012
c)
105
d)
112
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