Which word is the present participle form of sew? a. sewed b. sewing c. sews d. sew answer quick

Which of the following of the following sets of side lengths could not form a triangle?

Solve the system of equations using the substitution method. {y=−3x+7x=−2y−16 enter your answers in the boxes.

How many quarts of a 50% solution of acid must be added to 20 quarts of a 20% solution of acid in order to get a 40% solution of acid?