One Step Equations
x + 2=8
6
15 + b = -23
-38
9x - 1 = 80
9
-7-4=
-11
Write 9.2% as a decimal
0.092
x - 20 = 44
64
x − 7 = -13
-6
6x - 10 = 20
5
14+(-9)+(-20)=
-15
This is the amount of tax Joe will pay for a $15 shirt with 6% tax.
What is $0.90?
5x = 0
0
m/9 = −3
-27
2x - 6 + = -14
-4
(10*-2)/5
-4
The amount of discount on a $30 item with a 25% discount.
What is $7.50
x/4 = 13
52
-6x = -24
4
v/-3 - 3 = 8
-33
How do you add two same signed integers?
"add the numbers & keep the sign"
Total cost for a $110 dinner with 25% tip!
$137.50
17x = 204
12
−17 = x − 15
-2
-10 = k/10 − 9
-10
How do you add different signed integers?
subtract and keep the sign of the larger number
The percent of discount on an item that was $68 and is now $40.80. Is it 20%, 25%, 30% or 40%?
40%