Algebraic Expressions Class 7th Ex 8 B , Q no 1, 2 | Umm Al Qura Online Education
In general, algebraic expressions involve variables, numbers, and mathematical operations such as addition, subtraction, multiplication, and division. To solve an algebraic expression, you need to simplify or evaluate it by substituting specific values for the variables.
Here's an example of solving an algebraic expression:
Consider the expression: 3x + 2y - 5
To evaluate this expression, you need to substitute specific values for the variables x and y. Let's assume x = 4 and y = 6:
Substituting the values, we have: 3(4) + 2(6) - 5
Simplifying this expression, we get: 12 + 12 - 5
Further simplifying, we have: 24 - 5 = 19
Therefore, when x = 4 and y = 6, the value of the expression 3x + 2y - 5 is 19.
I hope this example helps you understand how to solve algebraic expressions. If you have a specific question or need further assistance, please let me know
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