Harford Community College Name_________________
Educational and Transitional Studies Division Date__________________
Spring 2008 Instructor________________
Math 010: Pre-Algebra – Chapter 3 Quiz
Show all work for credit
1. Simplify:
10)23( xx
2. Simplify:
5)10(2)25(3 yy
3. Express the perimeter of the rectangle below as a simplified algebraic expression:
4. Solve: 7x + 5 = -21 + 5x
5. Solve:
)2(8)52(2 xx
6. Solve:
10
3
5
2 x
7. Solve:
)1(250281132 xxx
8. Solve: 6(2x–1) + 18 – 3x = 0
9. Write the below sentence as an equation and solve:
“Twice the difference of a number and 7 is the same as the number plus 4.”
10. Two candidates received a total of 133 votes. If the winning candidate received
one more than 3 times the number of votes of the losing candidate, find the
number of votes for each candidate.