Edition Lial
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
Solve the equation.
1) a - 3 = -5
A) {-2}
B) {8}
C) {-8}
D) {2}
Answer: A
2) z + 2 = 7
A) {5}
B) {-5}
C) {-9}
D) {9}
Answer: A
3) 6p - 2 = 7p + 5
A) {-7}
B) {-6}
C) {0}
D) {-8}
Answer: A
4) 8m - 8 = 7m + 2
A) {10}
B) {11}
C) {9}
D) {-1}
Answer: A
5) 2.8p - 15 = 3.8p - 5
A) {-8}
B) {-10}
C) {-11}
D) {-9}
Answer: B
6) 0.333x - 7 = 1.333x
A) {-14}
B) {-7}
C) {-2.333}
D) {7}
Answer: B
7) 7x + 10 - 6x = 0
A) {-0.667}
B) {10}
C) {-1.5}
D) {-10}
Answer: D
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Edition Lial
1 3
8) x-3=- x
4 4
A) {5}
B) {-3}
C) {-5}
D) {3}
Answer: D
Solve the equation. First simplify the expression by combining like terms.
9) 10y = 6y + 10 + 3y
A) { 100 }
B) { -10 }
C) { 10 }
D) { -100 }
Answer: C
10) -6a + 2 + 7a = 5 - 21
A) { -18 }
B) { -28 }
C) { 18 }
D) { 28 }
Answer: A
11) -7b + 8 + 5b = -3b + 13
A) { 13 }
B) { -13 }
C) { 5 }
D) { -8 }
Answer: C
12) 4.9x - 7.9 - 6.5x = -1.6x - 7.9
A) { 0 }
B) { -1.6 }
C) { 1 }
D) { -1 }
Answer: A
2 2 1 9 1
13) x+ = - x+
11 9 2 11 2
11
A)
9
11
B) -
9
5
C)
18
7
D)
9
Answer: D
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Edition Lial
14) 5(y + 4) = 6(y - 3)
A) {-2}
B) {38}
C) {-38}
D) {2}
Answer: B
15) 2(2z - 2) = 3(z + 2)
A) {4}
B) {-2}
C) {10}
D) {2}
Answer: C
16) -8(k - 6) - (-9k - 9) = -4
A) {53}
B) {- 61}
C) {61}
D) {7}
Answer: B
17) -4(-8x - 8) + 7(7 - 2x) = (16 + 19x)
A) {-33}
B) {65}
C) {97}
D) {81}
Answer: B
Translate the sentence into an equation using the variable x.
18) The sum of a number and 5 is 15.
A) x = 5 + 15
B) 5x = 15
C) x + 15 = 5
D) x + 5 = 15
Answer: D
19) A number minus 2 equals 4.
A) 2 - x = 4
B) x - 2 = 4
C) x = 4 - 2
D) x = 2 - 4
Answer: B
20) 5 times a number equals 8 less than 6 times the number.
A) 5x = 6x - 8
B) 5x = 8 - 6
C) 5x - 8 = 6x
D) 5x = 8 - 6x
Answer: A
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