1. L - Longest

M - Middle

S - Shorests

L+M+S = 70

L=2m

S=M-10

(2m)+(M)+(M-10)=70

4m-10=70

4m=80

m=20

**Longest board is -40 inches**

**2. **

**W - Wade Boggs**

**D - Dwight Evans**

**E - Ellis Burks**

**W + D + E = 1650**

**(D+10)+D+(D+17)= 1650**

**3D + 27 = 1650**

**3D = 1623**

**D=541**

**E = D + 17**

**Ellis Burks = 618 at bats**

**3. Lions + Tigers + Bears = 20**

**L + T + B = 20**

**L + (L+2)+ (L+3) = 20**

**3L + 5 = 20**

**3L = 15**

**L = 5**

**Lions = 5**

**Tigers = 7**

**Bears = 8**

**4. De + Da + Ja + Jo = 33 (total age)**

**(Da+1)+ Da + 2Da + 2(Da+1) = 33**

**(Da+1) + Da + 2Da + 2Da + 2 = 33**

**6Da + 3 = 33**

**6Da = 30**

**Dave = 5 years old**

**Debbie = 6 years old**

**James = 10 years old**

**Joelle = 12 years old**

**5.**

**13 = 7x-3(x-5)**

**13=7x-3x+15**

**D**

**6. **

**3(2x-5)=-4x+56x-15=-4x+5**

**10x-15=5**

**D**

**7.**

**3(2x+5)=5x-4**

**6x+15=5x-4**

**x+15=-4**

**B**

**8.**

**4x-5=-17**

**4x=-12**

**x=-3**

**A**

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