Helpppppp I NEED THIS HELP

Mathematics

2 answers:

ohaa [14]2 years ago

8 0

Answer:

Step-by-step explanation:

padilas [110]2 years ago

4 0

Answer:

Step-by-step explanation:

we need to focus on getting X alone so we remove things attached by symbols first by adding the opposite to both sides, so we need to add -2 to both sides

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WARRIOR [948]

$~~~~~~~~~~~~\textit{middle point of 2 points } \\\\ (\stackrel{x_1}{-2}~,~\stackrel{y_1}{9})\qquad (\stackrel{x_2}{-7}~,~\stackrel{y_2}{7}) \qquad \left(\cfrac{ x_2 + x_1}{2}~~~ ,~~~ \cfrac{ y_2 + y_1}{2} \right) \\\\\\ \left(\cfrac{ -7 -2}{2}~~~ ,~~~ \cfrac{ 7 + 9}{2} \right)\implies \left( \cfrac{-9}{2}~~,~~\cfrac{16}{2} \right)\implies \left( -4\frac{1}{2}~~,~~8 \right)$