G solve the equation, and check the solution. R plus 7 equals 9r+7=9 the solution set is startset nothing endset . (type an in

Question

3 years ago

9

teger or a fraction.)

1 answer:

xenn [34] · Answer 1 · 2022-06-14T04:47:11+03:00

<h3>Given</h3>

... r + 7 = 9

... r

<h3>Solution</h3>

Subtract 7 from both sides of the equation.

... r + 7 - 7 = 9 - 7

... r = 2 . . . . . . simplify

Expressed as a solution set, this may look like ...

... r ∈ {2}

_____

You probably had no trouble solving this in 2nd grade when it was shown to you in the form ...

__ + 7 = 9

G solve the​ equation, and check the solution. R plus 7 equals 9r+7=9 the solution set is startset nothing endset . ​(type an in