Review multi-step equations

Vocabulary

100

A _____ is an unknown amount/quantity or value.

A variable is an unknown amount/quantity or value.

200

___ ___ have the same variable or no variable

like terms have the same variable or no variable

300

A ___________ is the number in front of variable.

What is coefficient?

400

A _______________ is a number that doesn't contain a variable.

What is a constant?

500

The four steps to solving multi-equations are 1. ___ 2. ___ 3.____ 4._____.

The four steps to solving multi-equations are 1. Distributive Property 2. Combine like terms 3. Get the variables on one side. 4. Solve.

1-2 step equations

100

-7 + m = 63

m=70

200

-8n = 56

n=-7

300

-2k-4=8

k=-6

400

h/-3 + 6 = -4

h=30

500

6h + 2 = -10

h= -2

simplify the expression

100

6m – 5m + 1

m+1

200

-6(4x - 5)

-24x+30

300

9 - 3(6d + 9)

- 18d - 18

400

-4(-5f - 3) + 11 - 2f

18f + 23

500

g - 4m + 2(m-3) + 6 - 2g

-g - 2m

3 to multi-step equations

100

3m - 1= m + 5

m=3

200

-5 - 3x = 2x + 10

x=-3

300

4n-40=7(-2n+2)

4n-40=7(-2n+2) n=3

400

38+7k=8(k+4)

k=6

500

4(-8m+5)=-32m-26

4(-8m+5)=-32m-26 no solution