What is an equation?
MATH 7.10A/B-CW#1-EQUATIONS AND INEQUALITIES

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Mathematics
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7th Grade
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Hard
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1.
FLASHCARD QUESTION
Front
Back
An equation is a mathematical statement that asserts the equality of two expressions, typically written in the form 'A = B'. For example, 2x + 3 = 7 is an equation.
2.
FLASHCARD QUESTION
Front
What is an inequality?
Back
An inequality is a mathematical statement that compares two expressions and shows that one is greater than, less than, or not equal to the other. For example, x + 5 > 10 is an inequality.
3.
FLASHCARD QUESTION
Front
What does it mean to solve an equation?
Back
To solve an equation means to find the value(s) of the variable(s) that make the equation true. For example, solving 2x + 3 = 7 gives x = 2.
4.
FLASHCARD QUESTION
Front
What is the difference between an equation and an inequality?
Back
An equation states that two expressions are equal, while an inequality shows that one expression is greater than or less than another.
5.
FLASHCARD QUESTION
Front
What is a variable in mathematics?
Back
A variable is a symbol, often a letter, that represents an unknown value in an equation or inequality. For example, in the equation x + 2 = 5, x is the variable.
6.
FLASHCARD QUESTION
Front
What does it mean to isolate a variable?
Back
To isolate a variable means to manipulate an equation or inequality so that the variable is on one side and all other terms are on the other side. For example, in 2x + 3 = 7, isolating x gives x = 2.
7.
FLASHCARD QUESTION
Front
What is the solution set of an equation?
Back
The solution set of an equation is the set of all values that satisfy the equation. For example, the solution set of x + 2 = 5 is {3}.
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