Algebra 1 Midterm Review

Front

What is the formula to calculate the total cost when joining a gym with a membership fee and a per-use fee?

Back

Total Cost = Membership Fee + (Cost per Climb × Number of Climbs)

Front

If Bryan has $90 to spend and the gym charges $30 for membership and $5 per climb, how many climbs can he afford?

Back

Bryan can afford 15 climbs.

Front

What is a system of equations?

Back

A system of equations is a set of two or more equations with the same variables.

Front

How do you find the solution to a system of equations graphically?

Back

The solution is the point where the graphs of the equations intersect.

Front

What does it mean if a system of equations has no solution?

Back

It means the lines are parallel and never intersect.

Front

What is slope-intercept form of a linear equation?

Back

Slope-intercept form is y = mx + b, where m is the slope and b is the y-intercept.

Front

How do you calculate the slope between two points (x1, y1) and (x2, y2)?

Back

Slope (m) = (y2 - y1) / (x2 - x1)