Question

Writing proportional equations from tables

CCSS.Math: 7.RP.A.2
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The following table shows a proportional relationship between j and m?
j
m
4
3
12
9
20
15
Write an equation to describe the relationship between j and m.

Answer 1

4+12+20=j

3+9+15=m

j(answer) + m(answer)

Explanation: