One-Step Equations
x+3=7
4
2x+3=27
12
Simplify: 2x+3x
5x
3(x+2)=24
6
Chelsea wants to buy a microscope for
$295. She gives the cashier $300. What
is her change?
Her change is $5.
x-2=7
9
3x+24=96
24
Simplify: 3x-36x
-33x
2(x+24)=48
0
Last Friday Sarawong had $12. Over the
weekend he received some money for
washing the car. He now has $32. How
much money did he receive?
He received $20.
2x=98
49
x/2+3=57
108
Simplify: 2+3x+24x
2+27x
3(2x+4)=24
2
Jenny ran 23 miles less than Sumalee last
week. Jenny ran 12 miles. How many
miles did Sumalee run?
x/2=56
112
12=24+3x
4
Simplify: 3x+2-27x
2-24x
2(x+3)=3x+4
2
For a field trip 20 students rode in cars
and the rest filled six buses. How many
students were in each bus if 320 students
were on the trip?
Each bus had 50 students.
-12+x=97
109
75=25-5x
-10
Simplify: 23-3x+38x-4
19+35x
2(x+4) =2x-5
No Solution
On Tuesday Lea bought six posters. On
Wednesday half of all the posters that she
had were destroyed. On Thursday there
were only 17 left. How many did she
have on Monday?
She had 28 posters on Monday.