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OpenStudy (anonymous):
Solve for x: (x+4)/2 = 7 x = 3 x = 5 x = 6 x = 10
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jimthompson5910 (jim_thompson5910):
You're given a list of possible choices. So you can plug in each choice in for x and see if you get a true equation.
OpenStudy (chris911):
10 refer to https://answers.yahoo.com/question/index?qid=20111026104151AAHYU0L
OpenStudy (anonymous):
10
jimthompson5910 (jim_thompson5910):
For example, if x = 6, then... (x+4)/2 = 7 (6+4)/2 = 7 10/2 = 7 5 = 7 ... which is false, so x = 6 is not the solution
OpenStudy (anonymous):
Thank guys and @jim_thompson5910 that actually kinda makes sense haha
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jimthompson5910 (jim_thompson5910):
I'm glad it does
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