7. In 2010 consumption (Ci) for selected countries was as follows Jordan 2. 100 billion S. Canada 50 billion S. France 40 billion S Qatar 10 billion S. a 70 billion S. for the same year income (Yi) was: Jordan 12 billion S. USA 900 billion S billion S, France 500 billion $ Qatar 60 billion S.and Russia 100 billion S. observation equal The value must be a number
Percentage
A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.
Algebraic Expressions
In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.
Numbers
Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.
Subtraction
Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.
Addition
Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.
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