The Width of a rectangle is 2w+3. The length is equal to 4 times its width. Write an expression to represent the perimeter of th
e rectangle. Show how you determined your expression.
1 answer:
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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
Answer:
20°
Step-by-step explanation:
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