If three times a certain number is increased by 4 the result is 28
2 answers:
The number is 8. You work backwards. 28-4=24. 24/3=8
Answer:
The number is 8
Step-by-step explanation:
Let x be the number
3x+4 = 28
Subtract4 from each side
3x+4-4 = 28-4
3x= 24
Divide by 3
3x/3 =24/3
x = 8
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Answer:
1) 4
2) 5
3) -23
4) 8
5) 7
6) -64
7) -10
8) 19
9) 9
10) -56
You would add 4.40 to 55.50 to get 59.90. because the sales tax is 8% which is 0.08 cents and multiply that by 55 to get 4.40
Answer: 180
Step-by-step explanation: 30 x 6= 180
No.
The first two is okay. Then
Then
4 | 64
8|128
9|144
10|160
