Flashcard # 1: Solving linear equations and inequalities in one variable

Front

Which shows the complete steps in solving equations using the TI Nspire?

Back

Calculate, menu, algebra, numerical solve, comma, variable

Front

Solve for x: x + 5 < 14

Back

x < 9

Front

Which of the following equations would have infinite solutions? 3x + 9 = 2x + 9, 8x = 8x + 4, 3(4x + 4) = 12x +4, -5x + 10 = 10 - 5x

Back

-5x + 10 = 10 - 5x

Front

A letter or symbol that represents an unknown value is called ______________.

Back

Variable

Front

Solve the inequality: 2x - 3 > 5

Back

x > 4

Front

What is the definition of a linear equation?

Back

An equation that makes a straight line when graphed, typically in the form y = mx + b.

Front

What does it mean for an equation to have no solution?

Back

It means that there are no values for the variable that will satisfy the equation.

Front

What is a coefficient?

Back

A numerical or constant quantity placed before a variable in an algebraic expression.

Front

Solve for x: 3x + 4 = 10

Back

x = 2

Front

What is the solution set of the inequality x - 2 ≤ 3?

Back

x ≤ 5