18. What is the value of x in the equation 2x+5 = 11?
A. 4
B.-3
C.3
D.4
19. A number is 12 more than the other. What are the two numbers if their
sum is 48?
A. 12 and 18
B. 15 and 30
C. 18 and 30
D. 18 and 32
19 Twice the number decreased by
22 is 48. What is the number?
A. 20
B. 25
C. 35
D. 40
A. 4
B.-3
C.3
D.4
19. A number is 12 more than the other. What are the two numbers if their
sum is 48?
A. 12 and 18
B. 15 and 30
C. 18 and 30
D. 18 and 32
19 Twice the number decreased by
22 is 48. What is the number?
A. 20
B. 25
C. 35
D. 40
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Solution:
2 times 3= 6
6+5= 11
19. C
Solution:
Let one number be x and other be x + 12
Sum=48
x+x+12= 48
2x + 12= 48
2x= 48-12
2x= 36
x= 36 by 2
x=18
therefore x=18 and x+12= 18+12=30
so the answer is 18 and 30
20. C
Solution:
Let the number be x
2x-22=48
2x=48+22
2x= 70
x= 70/2
x= 35
Yan na po mga sagot at solutions. Sana po makatulong.
Answer:
18. C
19. C
20. C
Step-by-step explanation:
18. 2x+5=11
2x=11-5
2x = 6
2 2
x = 3
19. 18+30=48
20. 35
× 2
70
- 22
48