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How can the graph for the rule y equals 2x + 1 be used to predict the result for an input (x value) of 7?

How can the graph for the rule y equals 2x + 1 be used to predict the result for an input (x value) of 7?
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4 votes
how can the graph for the rule y equals 2x + 1 be used to predict the result for an input (x value) of 7?

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User Zack Brown
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8.2k points

2 Answers

6 votes

the y value will equal 15, when x = 7


answered
User LeonardoX
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8.4k points
4 votes
The complete y value would be 15 and then you’d take the value of x and place 7 into the problem when x=7 which makes your answer 15

I feel like I repeated myself if so I’m sorry but I tried to make it make a bit of sense

Hope it helped
answered
User Onassis
by
8.7k points
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