Memory Solve the Equations by substitutionVersion en ligne Substitute the values for the variables to solve each expression par Dona Banks 17 15 + x if x = 11 26 64 2X + y if x = 5 and y = 7 9m + 10 if m = 6 24 144 8( x + y ) if x = 3 and y = 6 2( n + 7 ) if n = 5