Algebra 1 Final Exam

Front

What is the solution to the system of equations: 4x - 2y = 7 and x + 2y = 3?

Back

x = 2, y = 1/2

Front

Which function represents an initial amount of $15 and an increase of 35% each year?

Back

y = 15(1.35)^x

Front

Write an inequality for the maximum speed limit of 55 mph.

Back

s ≤ 55

Front

What type of equation is y = 15(1.35)^x?

Back

Exponential

Front

What is b^2 in the context of the equation y = 2x^2 - x - 3?

Back

1

Front

Define a linear equation.

Back

An equation that graphs to a straight line, typically in the form y = mx + b.

Front

What is the slope-intercept form of a linear equation?

Back

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

Front

What does it mean for a function to be exponential?

Back

A function where the variable is in the exponent, showing rapid growth or decay.

Front

How do you determine if an equation is linear or not?

Back

Check if it can be written in the form y = mx + b; if not, it may be nonlinear.

Front

What is the formula for calculating percentage increase?

Back

Percentage Increase = (New Value - Original Value) / Original Value × 100%.