One-Two Step Equations

​One Step Equations

Some text here about the topic of discussion

​How to Solve One-Step Equations

Solve for k in the following equation:​

k + 18 = 21​

​*Goal is to get k by itself *(isolate).

​

k + 18 = 21 - 18​

​

k = 3 ​

​Step 1: move the 18 to the others side

Step 2: ​Do the opposite

(Subtract in this case)​

​You get your answer

​Now Practice!

Multiple Choice

Solve for k in the following equation:

$$k\ -\ 7\ =\ 16$$  

• 23

• 9

• -112

• 10

Multiple Choice

Solve for s in the following equation:

$$1+s=3$$  

• 4

• 2

• 3

• 6

Multiple Choice

Solve for t in the following equation:

$$t-12=1$$  

• 13

• -11

• 10

• 14

Multiple Choice

Solve for f in the following equation:

$$f+2=-11$$  

• 9

• 10

• -9

• -13

Multiple Choice

Solve for p in the following equation:

$$t-19=2$$  

• 20

• -20

• 21

• -21

Multiple Choice

Solve for b in the following equation:

$$-b+3=-26$$  

• 29

• -29

• 23

• -23

​How do we solve this equation?

​

Step 1: You need to get the x by itself, so what is the opposite of multiply?

Divide. ​

​

​

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Step 2: Divide by the number in front of the variable x.​

​

​

​

Step 3: Cancel the numbers that are the same on the left.​

​

​

Step 4: Divide!​

​

​

Get your answer!​

​

​

​Now Practice!

Multiple Choice

Solve for m in the following equation:

$$12m=144$$  

• 1728

• 12

• 132

• 156

Multiple Choice

Solve for a in the following equation:

$$4a=16$$  

• 4

• 20

• 12

• 64

Multiple Choice

Solve for u in the following equation:

$$7u=49$$  

• 42

• 56

• 7

• 343

Multiple Choice

Solve for z in the following equation:

$$10z=30$$  

• 40

• 3

• 20

• 300

Multiple Choice

Solve for c in the following equation:

$$200c=600$$  

• 120,000

• 3

• 800

• 400

Multiple Choice

Solve for d in the following equation:

$$5d=120$$  

• 600

• 24

• 115

• 125

​Now put them both together!

​

​*HINT* Use PEMDAS!

​Step1: Move the 5 to the other side and change the sign.

​Step 2: Subtract 17 - 5

​Step 3: Get x by itself so divide

by 2.

​Step 4: Cancel the 2's on the left. Divide 12 by 2

​Step 5: Find your answer.

​Now Practice!

Multiple Choice

Solve for x in the following equation:

$$-10x+6=76$$  

• 72

• -7

• 60

• 80

Multiple Choice

Solve for w in the following equation:

$$6+2x=138$$  

• 264

• 66

• 130

• 63

Multiple Choice

Solve for n in the following equation:

$$5n+5=45$$  

• 5

• 10

• 35

• 8

Multiple Choice

Solve for a in the following equation:

$$36=1+7a$$  

• 28

• 44

• 5

• 30

Multiple Choice

Solve for q in the following equation:

$$2q+10=30$$  

• 41

• 10

• 18

• 20