Algebra 1 Semester 1 final exam review

Front

What is the solution to the inequality -9x + 7 ≥ 25?

Back

x ≤ -2

Tags

CCSS.7.EE.B.4B

Front

How can you determine if a table represents a function?

Back

A table represents a function if each input (x-value) has exactly one output (y-value).

Tags

CCSS.8.F.A.1

Front

What is the equation that models the situation: $6 admission fee and $1.50 per ride?

Back

y = 1.5x + 6

Tags

CCSS.6.EE.C.9

Front

What equation represents the total charge for Marcus's landscape company with a $20 delivery fee and $3.50 per bale of pinestraw?

Back

y = 3.50x + 20

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Front

What is the slope of a line parallel to y = -6x + 3?

Back

The slope is -6.

Tags

CCSS.8.EE.B.5

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.

Tags

CCSS.8.EE.B.5

Front

How do you find the y-intercept of the equation y = mx + b?

Back

The y-intercept is the value of y when x = 0, which is b.

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

What is the definition of a linear equation?

Back

A linear equation is an equation that forms a straight line when graphed.

Front

What is the standard form of a linear equation?

Back

The standard form is Ax + By = C, where A, B, and C are integers.

Front

How do you graph the equation y = 2x + 3?

Back

Start at (0,3) on the y-axis, then use the slope (2) to find another point.