Sunday, August 22, 2010

Learn solving math Online

Introduction to study online 9th grade math problems
Mathematics is a study of maths functions and basic math operations . Mathematics is logic thing of a science and one of a language . It is an essential tool for medicine ,the geography fields and Science. In Online, students get help with 9th grade math topics. In online, 9th grade math questions are available with answers. Online learning is the one of the best method of learning. In 9th grade mathematics include number system, measurements, geometry, Algebra etc. In this article we shall discuss for study online 9th grade math problems.

Sample for Study Online 9th grade math practice

Example:
Find out p and q value of the equation in the sample equation below.
7p + 5q – 12 = 0
-7p + 8q – 1 = 0
Solution:
We are going to find out the ‘p’ and ‘q’ value of the given algebra 1 linear equation.
7p + 5q = 12
-7p + 8q = 1
In the first we are going to add equation (1) and (2). We get
7p + 5q = 12
-7p + 8q = 1
0m + 13q = 13
q = 1
Now, we get the ‘q’ value as 1. In the equation (2) we substitute q = 1, we get
-7p + 8(1) = 1
-7p + 8 = 1
-7p = -7
p = 1
Now, we get the ‘p’ value as 1. So, the values given are p = 1, q = 1 which is the system of linear equation.

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