<u>Given</u><u> </u><u>:</u><u>-</u>
<u>Solution</u><u> </u><u>:</u><u>-</u>
>> 2x + 5 < x + 1 / 4
>> 4 (2x + 5) < x + 1
>> 4 × (2x + 5) < x + 1
>> 8x + 20 < x + 1
>> 8x - x < 1 - 20
>> 7x < 1 - 20
>> 7x < -19
>> x = -19 / 7
A: 14/16 that is the answer
12s - 20 <u><</u> 50 - 3s - 25
12s - 20 <u><</u> 50 - 3s - 25
<u>+3s +3s</u>
15s - 20 <u><</u> 50 - 25
<u> + 20 + 20 </u>
15s <u>< </u> 70 - 25
15s <u><</u> 45
<u>÷ 15 ÷15</u>
s <u><</u> 3
The value of s is less than or equal to 3. So s can be 3, 2, 1, 0, and negative numbers.
s = 3 ⇒ 12(3) - 20 <u><</u> 50 - 3(3) - 25 ; 36 - 20 <u><</u> 50 - 9 - 25 ; 16 <u><</u> 16
s = 2 ⇒ 12(2) - 20 <u><</u> 50 - 3(2) - 25 ; 24 - 20 <u><</u> 50 - 6 - 25 ; 4 <u><</u> 19