Paul buys a number of large sacks of fertilizer costing $x each
he spends $27
write down in terms of x an expression for the number of large sacks which paul buys

Which shows the image of rectangle abcd after the rotation (x, y) → (–y, x)?

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

Yoku is putting on sunscreen. he uses 2\text{ ml}2 ml to cover 50\text{ cm}^250 cm 2 of his skin. he wants to know how many milliliters of sunscreen (c)(c) he needs to cover 325\text{ cm}^2325 cm 2 of his skin. how many milliliters of sunscreen does yoku need to cover 325 \text{ cm}^2325 cm 2 of his skin?