Using the substitution method, Vito is solving the following system of equations algebraically: y + 3x = -4 2x-3y = -21 D Which equivalent equation could Vito use?

Yuto and hila attempted to solve the same inequality. their work is shown below. which statement is true about the work shown above? yuto is correct because he isolated the variable correctly and reversed the inequality symbol. yuto is incorrect because he should not have reversed the inequality symbol. hila is correct because she isolated the variable correctly and reversed the inequality symbol. hila is incorrect because she should not have reversed the inequality symbol.

Question b of 10which of the following describe an angle with a vertex at a? check all that applyo a. labcов. савd dooo c_baco d. zacb

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?