30-05-2017
Mathematics

contestada

Find the value of the variable if P is between J & K.

JP = 3y+1 ; PK = 12y - 4 ; JK = 75

Respuesta :

30-05-2017

JP + PK = JK
3y + 1 + 12y - 4 = 75
15y -3 = 75
15y = 75 +3
15y = 78
y = 78/15
y = 5.2

answer is a. 5.2

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