Step-by-step explanation:
that means
z = k×x×y
4 = k×2×3 = k×6
k = 4/6 = 2/3
so, when x = -6 and y = 2, we get
z = 2/3 × -6 × 2 = 2 × -2 × 2 = -8
Answer:
b = -1
Step-by-step explanation:
3(-4b+1) = 15
multiply: -12b + 3 = 15
subtract 3 from 15: -12b = 12
divide: b = -1