Algebra 1 Practice

Evaluate f(-2) if f(x) = x²+ 3

• -1
• 1
• 7
• -7

What is the equation by looking at this graph?

• y= x + 3

• y= -x + 2

• y= 2x + 2

• y= x + 2

What is the solution to the system?

• (0, 3)
• (1, -1)
• (-3, 1)
• (1, 3)

Solve for x: 
4x + 1 = 7x - 5

• -1
• 2
• 6/11
• 8

What is the domain?

• {-4, -1, 0, 2, 7}
• {-5, -4, -1, 0, 1, 2, 4, 7}
• {-5, 0, 1, 2, 4}
• {5}

Find the slope of the line that passes through the points (2, 4) and (6, 12)

• 1/2
• -1/2
• 2
• -2

Factor the expression: w² - 15w - 54

• (w + 6)(w - 9)

• (w + 3)(w - 18)

• (w + 2)(w - 27)

• (w - 6)(w + 9)

If given the equation
y = 3(x + 5)² - 4,
what is the vertex of the parabola?

• (5, -4)
• (-5, -4)
• (-15, -4)
• (15, -4)

What is the y-intercept shown on the graph?

• (0, -2)
• (4, -2)
• (4, 0)
• (0, 4)

What is the equation of this graph?

• f(x) = (x -5)² + 1
• f(x) = (x - 1)² - 5
• f(x) = (x + 1)² - 5
• f(x) = (x + 5)² +1