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Worksheetsequations review 10 april
Total questions: 20
Worksheet time: 1hrs 9mins
Name
Class
Date
1.
What is the first step to complete when solving this equation?
10 - 3y = 4
10 - 3y = 4
a)
Add 10
b)
Subtract 10
c)
Add 3
d)
Divide by -3
2.
Solve:
7x - 3x - 8 = 24
7x - 3x - 8 = 24
a)
8
b)
-8
c)
3.2
d)
4
3.
2x - 3 + 4x = 27
a)
12
b)
4
c)
5
d)
15
4.
Solve for a.
a)
a = pw
b)
a = p/w
c)
a = w/p
d)
a = w + p
5.
Solve -2 = 4r + s for s.
a)
s = -2 + 4r
b)
s = 2 - 4r
c)
s = -2 - 4r
d)
s = 2 + 4r
6.
Solve the formula for y. What is the 1st step?
a)
Subtract B from each side.
b)
Divide each side by Ax.
c)
Divide each side by B.
d)
Subtract Ax from each side.
7.
-4x + 14 ≤ 54
a)
x ≥ - 10
b)
x ≤ -10
c)
x ≥ 10
d)
x ≤ 10
8.
5z - 2 - 2z < 13
a)
z > 5
b)
z < 5
c)
z > 1
d)
z < 1
9.
Solve.
a)
x ≤ 14
b)
x < 14
c)
x ≥ 14
d)
x = 14
10.
4x - 12 ≥ 8
a)
x ≥ 5
b)
x > 5
c)
x ≠ 5
d)
x = 5
11.
Solve for y:
8x + 4y= 16
8x + 4y= 16
a)
y = -8x + 16
b)
y = 2x -4
c)
y = -2x + 4
d)
y = -8x + 12
12.
Solve for y:
5x - y = 16
5x - y = 16
a)
-y = 5x + 16
b)
y = 5x + 16
c)
x = 5y - 16
d)
y = 5x - 16
13.
IR = V
(solve for R)
(solve for R)
a)
R = IV
b)
R = I/V
c)
R = V/I
d)
R = V - I
14.
Solve:
y = mx + b , for b
y = mx + b , for b
a)
y - mx = b
b)
y + mx = b
c)
y/mx = b
d)
y + mx = -b
15.
Solve the equation for w.
7w + 5 = 3w - 15
7w + 5 = 3w - 15
a)
5
b)
-2
c)
2
d)
-5
16.
Solve the equation for x.
-8x - 8 + 3x - 6 = -3x + 2
-8x - 8 + 3x - 6 = -3x + 2
a)
x = -8
b)
x = 8
c)
x = 2
d)
x = -2
17.
Solve the equation for x.
8x - 6 - 8 = 4 + 2x
8x - 6 - 8 = 4 + 2x
a)
5/3
b)
3
c)
1
d)
2
18.
A rental car agency charges $30.00 per day plus per mile $0.15. Another rental car agency charges $36.00 per day plus $0.10 per mile. Which equation could be used to determine how many miles would have to be driven in one day for both rental agencies to cost the same amount to rent?
a)
30 + 0.15x = 36 + 0.10x
b)
30 - 0.15x = 36 - 0.10x
c)
30 + 36 = 0.10x + 0.36x
d)
36 - 30 = 0.36x + 0.10x
19.
Blind company A charges $25.00 to install blinds for one room and $5.00 for each additional window. Blind company B charges $30.00 to install blinds in one room and $4.00 for each additional window. Write an equation to determine how many blinds would need to be installed for the price to be equal.
a)
25 + 5x = 30 + 4x
b)
25 - 5x = 30 - 4x
c)
30 - 25 = 4x + 5x
d)
25x + 5 = 30x + 4
20.
Which situation can be represented by the equation
1500 - 50x = 2000 - 100x
1500 - 50x = 2000 - 100x
a)
There are two water tanks in the city. One tank has 1500 gallons and gains 50 gallons each hour. The other tank has 2000 gallons and gains 100 gallons each hour. When will the tanks have the same amount of water?
b)
There are two water tanks in the city. One tank has 1500 gallons and loses 50 gallons each hour. The other tank has 2000 gallons and gains 100 gallons each hour. When will the tanks have the same amount of water?
c)
There are two water tanks in the city. One tank has 1500 gallons and loses 50 gallons each hour. The other tank has 2000 gallons and loses 100 gallons each hour. When will the tanks have the same amount of water?
d)
There are two water tanks in the city. One tank has 1500 gallons and loses 50 gallons each hour. The other tank has 2000 gallons and loses 100 gallons each hour. When will the bigger tank have more water?
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