Because 19 is being divided, you have to do the opposite. What's the opposite of division? Multiplication. So multiply 19 to -7, then get rid of the 19 on the x's side(cuz it was cancelled out). Now you should have x<-133. In case you don't know, positive times negative equals negative, but negative times negative equals positive.
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hope it helps
Answer:
M = the mean/slope b = y intercept hope this helps :)
Step-by-step explanation:
Answer:
Two systems of equations are equivalent if they have the same solution(s).
