Algebra 1 Semester 1 Review

Front

Write the algebraic expression for: four less than the product of six and k.

Back

6k - 4

Front

What are three consecutive even integers with a sum of 12?

Back

2, 4, 6

Front

Write the equation in slope-intercept form for slope 4 and y-intercept 2.

Back

y = 4x + 2

Front

Find the slope between the points (4, 3) and (9, 6).

Back

\frac{3}{5}

Front

Parallel lines have ________________ slopes and perpendicular lines have ___________________ slopes.

Back

the same; opposite reciprocal

Front

What is the definition of a variable in algebra?

Back

A symbol used to represent an unknown value.

Front

What is the formula for the slope of a line?

Back

Slope (m) = \frac{y_2 - y_1}{x_2 - x_1}

Front

What does it mean for two lines to be perpendicular?

Back

Their slopes are opposite reciprocals.

Front

What is the standard form of a linear equation?

Back

Ax + By = C, where A, B, and C are integers.

Front

What is the difference between an expression and an equation?

Back

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