Solve each system using the substitution method.

y=x-1
-2x+3y=-6

what is x?
what is y?

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If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s? a. 56.3 b. 33.7 c. 41.8 d. 48.2

Asandwich shop has 18 tables. each table seats up to 4 people. to find the greatest number of people that can be seated, you can solve p4 ≤ 18. which step is the best way to solve the inequality? plz asap i repeat plz

Jeremy wants to determine the number of solutions for the equation below without actually solving the equation.