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Solving Equations
Solving Equations pt 2
one step equations
100
A letter used to represent an unknown number
What is a variable?
100

what is the first thing we need to get rid of? and how?

2k + 5 = 17

+5 with -5

100
3a - 5 = 4
What is 3 ?
100
m/5 + 4 = 12
What is 40 ?
100

5x=25

x=5

200
The opposite of addition
What is subtraction?
200

what is the first thing we need to get rid of? and how?

2a + 11 = 35

+11 with -11

200
5m - 7 = 23
What is 6 ?
200
y/8 + 11 = 13
What is 16 ?
200

3+n =6

n =3

300
The four basic operations
What are addition, subtraction, multiplication, and division?
300

What would you do first during the 4th step?

2r + 39 = 65

What is subtract 39 from both sides?

300

6(k - 5) = 30

What is 10 ?

300
k/8 + 21 = 97
What is 608 ?
300

10 = x + 2

x =8

400

A number right in front of a variable. example 

4n

What is a coefficient?

400

What would you do first and how

12(s + 2) = 48

What is distribute the 12 (draw rainbows)?

400

-4(j - 2) = 8

What is 0 ?

400

2x/3 + 6 = 12

What is 9 ?

400

x/3 = 6

x = 18

500

What does a negative times a negative equal 

a positive 

500

When completing the 4th step, how would I get rid of the 19?

19b + 314 = 1663

What is divide both sides by 19?

500

-3(2x-2) + 2x =10

What is -1?

500

4(x-3)+ 5x =15

What is 3?

500

x/6 = 10

x =60

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