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10 votes
10 votes
Fill in the missing numbers to complete the linear equation that gives the rules for this tablex: 4, 5, 6, 7y: 56, 70, 84, 98y = ?x + ?

User Kao
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1 Answer

11 votes
11 votes

the two points are

A(4,56) and B(5,70)

so, the linear equation is


y-70=(70-56)/(5-4)(x-5)
\begin{gathered} y-70=(14)/(1)(x-5)_{} \\ y-70=14x-70 \end{gathered}
y=14x

thus, the equation is

y = 14x + 0

so we can put 14 in first place and 0 in second

User MathCatsAnd
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