Find a Missing Coordinate Using Slope

Daniel Math Academy · Grade 7 Math

Find a Missing Coordinate Using Slope

Skill R.4 · Slope & proportional graphs · ★★☆ Medium · Quarter 3

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Find the missing coordinate.

1. 1
   The line through $(2,-3)$ and $(a,12)$ has slope $-5$. Find $a$.
2. 2
   The line through $(-5,-6)$ and $(a,-16)$ has slope $-5$. Find $a$.
3. 3
   The line through $(8,-7)$ and $(t,5)$ has slope $-6$. Find $t$.
4. 4
   The line through $(-1,-6)$ and $(k,0)$ has slope $-2$. Find $k$.
5. 5
   The line through $(5,-8)$ and $(8,r)$ has slope $-6$. Find $r$.
6. 6
   The line through $(-3,4)$ and $(-4,k)$ has slope $-5$. Find $k$.

Daniel Math Academy · Grade 7 Math

Answer Key

R.4 Find a Missing Coordinate Using Slope · ★★☆ Medium

1. 1$a=-1$
2. 2$a=-3$
3. 3$t=6$
4. 4$k=-4$
5. 5$r=-26$
6. 6$k=9$