NC MATH 1 EOC WORKSHEET

Problem 71 :

The sum of two binomials is 5x² - 6x. If one of the binomials is 3x² - 2x. What is the other binomials?

A. 2x² - 4x    B. 2x² - 8x    C. 8x² + 4x      D. 8x² - 8x

Solution

Problem 72 :

A. -2        B. -1          C. 1       D. 2

Solution

Problem 73 :

The equation of line 6x + 5y = 3, and the equation of line is 5x - 6y = 0. Which statement about the two lines is true?

A. Lines j and q have the same y-intercept.

B. Lines j and q are parallel.

C. Lines j and q have the same x-intercept.

D. Lines j and q are perpendicular.

Solution

Problem 74 :

(4x² - 2x + 8) - (x² + 3x - 2) = 

A. 3x² + x + 6             B. 3x² + x + 10 

C. 3x² - 5x + 6            D. 3x² - 5x + 10

Solution

Problem 75 :

Which best represents the graph of y = 2x - 2?

Solution

Problem 76 :

The data in the table show the cost of renting a bicycle by the hour, including a deposit.

A. c = 5h        B. c = 1/5h + 5      C. c = 5h + 5    D. c = 5h - 5

Solution

Problem 77 :

Harry determined that every time he tapped his wand the sound increased 4 decibels. He noticed that after tapping his wand three times, the sound measured 34 decibels. Which equation best represents the sound when w represents a move of the wand and s represents the loudness of the sound?

A. s = 4w - 22                 B. s = 4w + 22

C. s = 4w - 43                 D. s = 4w = 43

Solution

Problem 78 :

The total cost f(d) in dollars of renting a sailboat for d days is given by the function 

f(d) = 120 + 60d

If the total cost was $360, for how many days, d, was the sailboat rented?

A. 2           B. 4           C. 6              D. 8

Solution

Problem 79 :

Given the system of equations below:

3x - 2y = 12

4x - y = 11

What is the value of y in the solution?

A. -3        B. -2          C. 2           D. 3

Solution

Problem 80 :

Which expression is equivalent to x⁶x²?

A. x⁴x³              B. x⁵x³             C. x⁷x³             D. x⁹x³

Solution