Using suitable identity find the value of the folowing. a. (173) x (227) b. If (x-y) = 7 and xy = 9.Evaluate x2 + y?​

Ineed with spanish homework. translation of task: 11. fill out with the correct form of estar or hay 12. fill in fill with the verbs hay, estar and ser.

Brainliest.if you answer number 2, 3,and 4. ill give brainliest. dont answer just for brainliest.picture is above.

Sandra is cooking her famous brownies for her class for her recipe she needs 5/7 of a cup of sugar and 1/8 as much salt as sugar how much salt does she need for recipes