For which equation is x = 5 a solution? 2 + x = 3
3x = 15
Option 1
Option 2
х
2
10
X - 7 = 12
Option 3
Option 4

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Absolute value graph shifted point 5 up

If i think this is what your asking, he should look at the grams or pounds/ounces and compare the to their cost then max can identify which one is proportional and which is not ( i think xd)