Question

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Answer 1

1.-5*2+10=0 : this is the answer

2. 1-5(7)=-34 =/= 4
1-10=-9 =/= 1
-4(7)+3=-25 =/= 1
-7+8=1 : this is the answer

3. the slope is $\frac{-10-(-5)}{-9-(-2)}= \frac{5}{7}$. Answer C

Answer 2

1. B
2. B. 
3.D.
hoped it hlped