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10 Σεπ 2024 · For instance, 3x + 2y is an algebraic expression. In algebraic expressions, a term is a number and/or variable separated by a plus or a minus sign. Each term is either a constant, a variable, or a product of constants and variables.
Write an algebraic expression that models the situation "you had 250 minutes left on your cell phone, and you talk an hour a week." Use w to represent the number of weeks. 250 - 60w. We have an expert-written solution to this problem! Evaluate the expression for the given values of the variables.
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30 Μαΐ 2024 · Algebraic expression, or variable expression, is a mathematical expression consisting of two main parts, variables and constants, joined together using mathematical operators addition, subtraction, multiplication, division, and exponentiation. Here are a few examples of algebraic expressions: 2x + 9; 5x + 7y + 3z – 11 ${5x^{2}+4y-3}$ Parts
Algebraic expressions are the building blocks of algebra. While a numerical expression (also known as an arithmetic expression) like 5 + 3 can represent only a single number, an algebraic expression such as 5x + can represent many different numbers.
An algebraic expression is a concise way of describing mathematical objects through the use of numbers, variables (letters), and arithmetic operations such as addition, subtraction, multiplication, and division.
What is an algebraic expression? Answer. An algebraic expression is a number, a letter, or a collection of numbers and letters along with meaningful signs of operation.
