Foundations of Algebra
Write the expression for the word phrase:
6.7 more than the product of 5 and n
5n+6.7
g - 3.5 = 10
13.5
Solve the inequality
9 < p - 3
12 < p or p > 12
Find the slope
(-6, 1), (4, 8)
7/10
-2.5 - 17.8
-20.3
Evaluate the expression for s=4 and t=8
(t-s)5
1,024
(3/8)p = 9
p = 24
Solve the inequality
(-3/2)b < 6
b > -4 or -4 < b
Find x
(3, 5) (x, 2); undefined slope
x=3
Solve for x
7 = (x-8) / 3
x = 29
Find the sum of the fractions
7/9 + (-5/12)
13/36
(m/6) + 5 = 26
m = 126
Solve the inequality
3m - 4 < 6m + 11
m > -5 or -5 < m
Find the slope and y-intercept
1/4x - 1/3 = y
slope-1/4
y-intercept-1/3
Solve the inequality
3(k - 5) + 9k > -3
k > 1
Use the Distributive Property to simplify the expression
(-8z - 10)(-1.5)
12z + 15
7(6 - 2a) = 5(-3a + 1)
a=-37
Solve the compound inequality
-4 < k + 3 < 8
-7 < k < 5
Give an equation for the following data
x l y
0 l 1127
1 l 1219
2 l 1311
3 l 1403
92x + 1127 = y
Use slope-intercept form on the following points
(-2,4) (3,-1)
y = -x + 2
The table shows how many days (x) I worked babysitting and how much I earned (y). How much will I have earned working 9 days?
x l y
1 l 17
2 l 34
3 l 51
4 l 68
153
What is 125% of 12.8?
16
Solve the compound inequality
1/4 < (2x - 7)/2 < 5
3 3/4 < x < 8 1/2
Write an equation in point-slope form with the following points
(1,4) (-1,1)
y - 4 = 3/2(x - 1)
Use point-slope to write an equation with the following points
(-6,6) (3,3)
y - 6 = -1/3(x + 6)