Friday
July 25, 2014

Homework Help: math-logic(shsat)

Posted by samantha on Friday, September 23, 2011 at 9:06pm.

Question:

If 15 - 2x < 7, then for all possible values of x that make the inequality true,
(a) x<8
(b) x>8
(c) x>4
(d) x<4
(e) x>1/4

Answer:

i chose the answer (d) but the answer of the book said (c).

i understand where they are coming from we have to change the inequality sign due to the division we do. but i don't understand the logic. can someone kindly, please, explain the logic?

-Great Thank in advance =)

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

math - if 15-2x<7, then for all possible values of x that make the inequality...
math - can some one solve this Ex 1: -2x+7>22 -2x+7-7>22-7 -2x>15 -2x...
Phil103 Informal Logic - 1. Question : "~ P v Q" is best read as Student Answer...
math - |n+1|<4 How many values of the integer n will make the inequality a ...
math - Use an inequality to solve the problem. Be sure to show the inequality ...
discrete mathematics - problem has to do with three valued logic, ie the values ...
algebra - Jeremy is building a deck for the community center. The deck is shaped...
PHI103: Informal Logic - 1) In the truth table for an invalid argument, Student ...
logic - Truth tables can (Points : 1) display all the possible truth values ...
Informal Logic-Pls chk ans - The sentence "P → Q" is read as (3) P or Q P ...

Search
Members