Distribute then combine like terms in the following: 2(2x - 3y) - 3(x - 2y - 4) 4
2 answers:
You might be interested in
y = - 3
Since y varies directly as x then
y = kx ← ( k is the constant of variation )
to find k use y = - 1 when x = 3
k = =
= -
hence y = - x
when x = 9, then
y = - × 9 = - 3
