Algebra is the study of?mathematics which helps us to find the?unknown values of the variables?which can be?attained by solving the?equations. Equations are formed by the?? addition and subtraction of different terms. ?The basic unit?of?any algebraic expression?is called a term. ?If the variables and the constants are combined together with the relation of multiplication and division, then it is?a term.? In case the addition?sign or the subtraction sign appears between the variables or the constants, we call them the separate terms. We say that the term will contain either any number or the product of the number and with the variables. If we have a term say -2ay, then we say that? -3 is the numerical coefficient and ay is the? variable. We say that the?numerical coefficient?can have a numerical sign if it is a negative number or a positive number.
We use Algebra Worksheets in order? to solve the real life problems where some of the value ?is unknown and we need to get the value? which is first named as a variable and then equation is formed based on the facts given related to the situation.
Any Algebraic Expression is the collection of the numerical values along with the variables and the positive or the negative sign of operation. We?use the operators in the expressions to join the?terms of the expression. We form the algebraic equation which?is the mathematical form of the?statement. We solve the?equation in order to?get the solution to the variable. By solving the equation we mean that we find the value of the variable which when placed in the equation will satisfy the equation.
Let us see how to form the algebraic equation and how to solve it. ?Any equation can be solved either by the hit and trial method or by the?method of separating the variable from the ??constants.
Suppose we have a statement?? : three times a number is added to 5 gives 17
SO the algebraic equation will be formed as follows:
Let us assume that?the number is x
So we say that three times a number x can be written as 3 * x
Now the equation formed will be
3 * x? + 5 = 17
On subtracting? 5 from both sides of the equation, we get :
3 * x? + 5 ? 5 = 17 ? 5
Or 3 *x = 12
Now we divide both sides of the equation? by 3 and we get :
3x / 3? = 12 / 3
Or x = 4 Ans
Now we will check that?if the value of x = 4 is correct for the equation. Now for this we say that?we will place?this value in the given equation:
3 * 4 +? 5 = 17
Or 12 + 5 = 17
Thus we conclude that L.H.S = R.H.S
Thus the solution is correct.
We have online Algebra Worksheets, which helps us to learn about the concepts of algebra and help the child to practice more about?Algebra.
We can visit tutorcircle.com r? to learn about? Bayes Theorem.? We?can take online help from boards.edurite.com about the Previous Year Question Papers for Psychology of Andhra Pradesh Board, which will help us to learn about the?pattern of the paper in the previous exams.
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