2 Step Equations!!

Vocab

100

Two operations that when performed on a number or variable, will result in the original number or variable

What is Inverse Operation?

multiply/divide and addition/subtraction

200

A symbol for a value we don't know yet

What is variable?

300

A number placed before a variable that represents a multiplication of that variable

What is Coefficient?

400

A statement that two algebraic expressions are equal to each other 

What is Equation?

500

DOUBLE JEOPARDY 

Write out the STEPS for solving the following equation 

8x-6x-25=-35

Write the equation 8x-6x-25=-35

Combine like terms 2x-25=-35

Undo the subtraction (Inverse Operation) +25 to both sides of the equal sign 

Simplify 2x=-10

Undo the multiplication (Inverse Operation /2 to both sides of the equal sign 

Simplify x= -5 

Multiplication & Addition

100

2k+5=17

k=6

200

2a+11=35

a=12

300

2r+39=65

r=13

400

12s+27=171

s=12

500

19b+314=1663

b=71

Multiplication & Subtraction

100

3a-5=4

a=3

200

5m-7=23

m=6

300

6k-5=43

k=8

400

4j-71=29

j=29

500

21q-39=234

q=13

Division & Addition

100

m/5+4=12

m=40

200

y/8+11=13

y=16

300

k/8+21=97

k=608

400

g/11+37=128

g=1188

500

w/317+596=1639

w=330631

Division & Subtraction

100

z/6-8=2

z=60

200

y/9-15=5

y=180

300

z/6-14=3

z=102

400

y/9-18=52

y=630

500

d/10-83=64

d=1470