Unit 1 Review Algebra 1

Front

What is the solution for x in the equation 2x + 5 = 15?

Back

x = 5

Front

What is the solution for x in the equation 3x - 7 = 2?

Back

x = 3

Front

Solve for x: ax + c = R. What is x?

Back

x = (R - c) / a

Front

What is the solution for r in the equation \(\frac{2}{3}r=10\)?

Back

r = 15

Front

What is the solution for a in the equation \(3 + \frac{1}{4}a = 31\)?

Back

a = 112

Front

What is the formula to find the slope of a line given two points (x1, y1) and (x2, y2)?

Back

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

Front

What is the quadratic formula used to solve for x in the equation ax^2 + bx + c = 0?

Back

x = \frac{{-b \pm \sqrt{{b^2 - 4ac}}}}{{2a}}

Front

What does it mean for two lines to be parallel in terms of their slopes?

Back

Two lines are parallel if they have the same slope.

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 a linear equation and a quadratic equation?

Back

A linear equation has the form y = mx + b, while a quadratic equation has the form y = ax^2 + bx + c.