Emily made 75% of the basket she attempted .If she make 9 basket ,how many attempts did she make.

Find the magnitude, correct to two decimal places, made by each of the following with positive direction of the x axis a) y= x the answer is 45° but i don’t know how

3x + 4y = 5 x- 3y = -7 solve by substitution

If it 8 inch candle burns at 7/10 inch per hour and a 6 inch candle burns at 1/5 inch per hour after how many hours would both candles be the same height