Algebra I STAAR review

Front

What is the solution to the equation x + 4 = 8?

Back

x = 4

Front

What is the value of x in the equation 2x = 10?

Back

x = 5

Front

What is the slope of the line represented by the equation y = 3x + 2?

Back

The slope is 3.

Front

What is the y-intercept of the equation y = -2x + 5?

Back

The y-intercept is 5.

Front

What is the solution to the equation 3x - 9 = 0?

Back

x = 3.

Front

What is the quadratic formula?

Back

x = (-b ± √(b² - 4ac)) / 2a

Front

What does it mean for two lines to be parallel?

Back

Two lines are parallel if they have the same slope and never intersect.

Front

What is the definition of a function?

Back

A function is a relation that assigns exactly one output for each input.

Front

What is the difference between an expression and an equation?

Back

An expression does not have an equality sign, while an equation does.

Front

What is the distributive property?

Back

a(b + c) = ab + ac.