If T -1

(x, y) (½x, y - 5), then T(x, y)
(2x, y + 5)
(x, y + 5)
(x - ½, y + 5)

Can someone me my sister? she is in third grade. 50 points and brainlist! ones that are not answered. plz and thx!

(a) calculate the molarity of a solution that contains 0.0345 mol nh4cl in 400 ml of solution. (b) how many moles of hno3 are present in 35.0 ml of a 2.20 m solution of nitric acid? (c) how many milliliters of 1.50 m koh solution are needed to supply 0.125 mil of koh ?

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made