Lionel school building is three times older than claudia school building claudia school building is 3 times as old as evan school buildig. evans school is is 3 years old. how old are claudia school building and lionel's school building. use multiplication to show the relationship between the age of lionel school building and evans school building and explain what it means write equation to show your work

Claudia=9 years old Lionel=27 years old   E⋅3=C 3C=L E=3

Step-by-step explanation:

Evans times by 3 is Claudia school and that number times 3 again is Lionel

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.

m∠a is 90°

m∠b is 40°