CSS - PMS - CCE - PCS - Mathematics
Equations
Solve the simultaneous equations: x + y = 11 and 4x + 4y = 44. What is x?
A. 3
B. 11
C. 2
D. 9
Correct Answer: C
Using y=11−x in the second equation gives x=2.
CSS - PMS - CCE - PCS - Mathematics
Equations
If 4x + 6 − 3 = 107, what is x?
A. 24
B. 26
C. 104
D. 28
Correct Answer: B
4x = 107 − 6 + 3 = 104; therefore x=26.
CSS - PMS - CCE - PCS - Mathematics
Equations
Solve: 3(x + 2) = 69.
A. 21
B. 19
C. 23
D. 22
Correct Answer: A
Divide by 3: x+2=23; hence x=21.
CSS - PMS - CCE - PCS - Mathematics
Equations
Solve for x: 5x + 15 = 95.
A. 16
B. 80
C. 17
D. 15
Correct Answer: A
5x = 95 − 15 = 80; x = 80 ÷ 5 = 16.
CSS - PMS - CCE - PCS - Mathematics
Equations
Solve: x/5 + 7 = 18.
A. 11
B. 6
C. 16
D. 55
Correct Answer: A
x/5=11=11; multiplying by 5 gives x=11.
CSS - PMS - CCE - PCS - Mathematics
Equations
Solve the simultaneous equations: x + y = 32 and 3x + 2y = 94. What is x?
A. 30
B. 32
C. 31
D. 2
Correct Answer: A
Using y=32−x in the second equation gives x=30.
CSS - PMS - CCE - PCS - Mathematics
Equations
If 4x + 9 − 2 = 107, what is x?
A. 100
B. 25
C. 23
D. 27
Correct Answer: B
4x = 107 − 9 + 2 = 100; therefore x=25.
CSS - PMS - CCE - PCS - Mathematics
Equations
Solve: 4(x + 14) = 136.
A. 6
B. 20
C. 34
D. 22
Correct Answer: B
Divide by 4: x+14=34; hence x=20.
CSS - PMS - CCE - PCS - Mathematics
Equations
Solve for x: 8x + 21 = 141.
A. 15
B. 120
C. 16
D. 14
Correct Answer: A
8x = 141 − 21 = 120; x = 120 ÷ 8 = 15.
CSS - PMS - CCE - PCS - Mathematics
Equations
Solve: x/4 + 1 = 11.
A. 6
B. 10
C. 14
D. 40
Correct Answer: B
x/4=10=10; multiplying by 4 gives x=10.
CSS - PMS - CCE - PCS - Mathematics
Equations
Solve the simultaneous equations: x + y = 41 and 2x + 4y = 106. What is x?
A. 30
B. 41
C. 12
D. 29
Correct Answer: D
Using y=41−x in the second equation gives x=29.
CSS - PMS - CCE - PCS - Mathematics
Equations
If 4x + 3 − 6 = 93, what is x?
A. 26
B. 24
C. 96
D. 22
Correct Answer: B
4x = 93 − 3 + 6 = 96; therefore x=24.
CSS - PMS - CCE - PCS - Mathematics
Equations
Solve: 5(x + 11) = 150.
A. 19
B. 8
C. 30
D. 21
Correct Answer: A
Divide by 5: x+11=30; hence x=19.
CSS - PMS - CCE - PCS - Mathematics
Equations
Solve for x: 2x + 3 = 31.
A. 14
B. 28
C. 13
D. 15
Correct Answer: A
2x = 31 − 3 = 28; x = 28 ÷ 2 = 14.
CSS - PMS - CCE - PCS - Mathematics
Equations
Solve: x/3 + 2 = 11.
A. 27
B. 6
C. 12
D. 9
Correct Answer: D
x/3=9=9; multiplying by 3 gives x=9.
CSS - PMS - CCE - PCS - Mathematics
Equations
Solve the simultaneous equations: x + y = 33 and 6x + 2y = 178. What is x?
A. 28
B. 29
C. 33
D. 5
Correct Answer: A
Using y=33−x in the second equation gives x=28.
CSS - PMS - CCE - PCS - Mathematics
Equations
If 4x + 6 − 5 = 93, what is x?
A. 25
B. 92
C. 23
D. 21
Correct Answer: C
4x = 93 − 6 + 5 = 92; therefore x=23.
CSS - PMS - CCE - PCS - Mathematics
Equations
Solve: 6(x + 8) = 156.
A. 18
B. 26
C. 20
D. 10
Correct Answer: A
Divide by 6: x+8=26; hence x=18.
CSS - PMS - CCE - PCS - Mathematics
Equations
Solve for x: 5x + 9 = 74.
A. 14
B. 13
C. 12
D. 65
Correct Answer: B
5x = 74 − 9 = 65; x = 65 ÷ 5 = 13.
CSS - PMS - CCE - PCS - Mathematics
Equations
Solve: x/2 + 3 = 11.
A. 8
B. 10
C. 16
D. 6
Correct Answer: A
x/2=8=8; multiplying by 2 gives x=8.