Friday
March 27, 2015

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...
Phil103 Informal Logic - 1. Question : "~ P v Q" is best read as Student Answer...
PHI103: Informal Logic - 1) In the truth table for an invalid argument, Student ...
MATH I NEED HELP PLEASE - 1. Which of the following conclusions is true about ...
Chemistry - How many possible values for pair l and m_{l} are there when n_1 = 3...
math - can some one solve this Ex 1: -2x+7>22 -2x+7-7>22-7 -2x>15 -2x...
PHI103 - I really need some help on these questions Please! I am having a very ...
phi103 - Mrs. Sue please help! I really need some help on these questions Please...
Precalculus - Let a and b be real numbers. Describe the graph of r = a(cos(theta...
Math Quadratic Equations - 1. Which of the following conclusions is true about ...

Members