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Transcript
```Name
Alg1
1) Solve algebraically and check:
6x – 5y = -59
8x – 9y = -102
3/20/06
3 Quarter Exam In Class Review
rd
2) Solve graphically and check:
24x + 8y = -16
y – 3 = ½ (x + 4)
3) Met hats on sale for \$12 and Yankee hats are on sale for \$13.50. If 90 hates were sold
and total sales were \$1,210.50, how many of each were sold?
4) Which is a factor of x2 – 5x – 84?
a) x – 6
b) x – 7
c) x + 7
d) x + 12
5) Find the equation in slope intercept form and graph: (6, 4)(-9,-6)
6) Find the equation of the line parallel to the line found in #5 that passes through (-6, -1)
and graph.
7) Find the equation of the line perpendicular to the line found in #5 that passes through
(4,-8) and graph.
8) Find 5 consecutive odd integers such that 5 times the 2nd is 269 less than the sum of
the 3rd and the 5th.
9) Solve:
a) 5(3x – 8) – 6(4x – 9) = -94
10) 4|3x – 6| _ - 19 = -7
7
b) 6x2 = 30x + 216
11) Factor: 12x2 + 20x - 25
12) Maggie’s first 5 grades were 91, 88, 98, 81, and 94. What does she need on her next
test in order to have a 90 average?
13) |3x + 12| > 0
14) |3x + 12| = 0
15) |3x + 12| < 0
16) A jar of change has \$50.10 in it. There are 7 more dimes than triple the quarters.
There are 4 less nickels than 5 times the amount of quarters. How many nickels, dimes,
and quarters are in the jar? (There are no pennies.)
17) Which number is a rational number but not an integer?
a) – 6
b) 0
c) ⅝
d) none
18) Which number is an integer but not a natural number?
a) π
b) -¾
c) 0
d) none
19) Which number is an integer, but not rational?
a) π
b) 4
c) -.25
d) none
20) Which number is whole, but not natural?
a) 0
b) 4
c) .75
d) none
21) Which number is natural, but not whole?
a) ¼
b) 4
c) 0
d) none
```
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