# College Algebra Extra Credit

10 Questions | Total Attempts: 89  Settings  The following problems cover: solving linear equations, absolute value equations, and quadratic equations. You will have 45 minutes to complete all problems. Time begins when the first problem appears. If there are two (2) answers for x, write one number comma the second number. (Ex. X = 3 and x= -1, write 3, -1). SHOW ALL WORK AND BRING TO CLASS FOR FULL CREDIT - NO EXCEPTIONS!

• 1.
Solve for x. 3(2x + 1) - x + 4 = 2
• 2.
Solve for x. 4x - 1 = 4( x + 3)
• 3.
(Disregard the number 13)
• A.

A. (see above)

• B.

B. (see above)

• C.

C. (see above)

• D.

D. (see above)

• 4.
Solve for x. 5 + 4x - 7 = 4x - 2 - x
• 5.
Solve for x. |x+2|=4
• A.

X=2

• B.

X=-2

• C.

X=4, -4

• D.

X=2, -6

• E.

X=-2, 6

• 6.
Solve the quadratic equation for x. 3x2 - 18x - 42 = 6 (just write the numbers, NOT  x = #)
• 7.
Solve the quadratic equation for x. x2 - 16x - 20 = -3
• A.

X = -17, -1

• B.

X = 1, -17

• C.

X = 17, -1

• D.

X = 1, 17

• 8.
Solve for the quadratic equation for x. 2x2 + 84 = 26x
• 9.
Solve for the quadratic equation for x. 4x2 + 16x = 48
• 10.
Solve for x using the square root method. 5x2 + 9 = 14
• A.

Not able to solve

• B.

X = -1, -1

• C.

X = 1

• D.

No solution

• E.

X = 1, -1

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