Ch 1 Algebra
Solve 5y - 10 when y = 3
5
= , <, or >
-2 ___ -3
>
Which numbers from 1-10 are factors of
822
2. 3
Solve.
x - 18 = 11
29
Express as a fraction in lowest terms:
35 min: 3 h
7/36
Evaluate expression when x = 2, y = 3
6x + 3y
21
|-3|
3
Prime factorization of 168
23 x 3 x 7
9n = 1
1/9
What is the unit price if the rate is 5 basketballs for $59.75?
$11.95
2y2 when y = 3
18
Evaluate expression when x = 2
(3x)-2
1/36
5 x ___ = 5/7
1/7
4n - 16 = 32
12
Express as a fraction in lowest terms:
48%
12/25
10x - (3y + 1) when x =2 and y = 3
10
-8.4 + 36.8
28.4
1 3/4 + (-2 1/2) = ____
-3/4
Write an expression for the word phrase:
The product of a number n and twenty-one.
21n
Express as a percent:
0.81
81%
16 - 2 x 3 - 1
9
(-5)3
-125
Write as a decimal.
6/25
0.24
Write an expression for the word phrase:
Nine times the quotient of a number n and 3
9(n/3)
What is 30% of 80?
24