A positive integer is a whole number greater than zero, and a negative integer is a whole number less than zero. Whole numbers are numbers without any fractions or decimals. These numbers are also called counting numbers.
Continue ReadingPositive and negative integers have many uses in real life. The negative integer -16 may be used to describe a loss of $16 or 16 pounds. The positive integer +5 might be used to refer to a gain of 5 pounds. These numbers are also used with temperatures. The positive integer +32 is another way to say it is 32 degrees above zero, while the negative integer -3 is used to say it is three degrees below zero.
Learn more about AlgebraLinear algebra originated as the study of linear equations and the relationship between a number of variables. Linear algebra specifically studies the solution of simultaneous linear equations.
Full Answer >The 18 times table, more formally called the 18 multiplication table, lists the results of the number 18 multiplied by other numbers in sequence. Times tables are used around the world to help people learn elementary arithmetic.
Full Answer >Graphing inequalities on a number line requires you to shade the entirety of the number line containing the points that satisfy the inequality. Make a shaded or open circle depending on whether the inequality includes the value.
Full Answer >"3 times the sum of a number and 5" written as an algebraic expression would be 3(x+5). The process of writing this as an algebraic equation has two parts: forming the base equation and determining what operation to perform on the base equation.
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