Respuesta :
Use P.E.M.D.A.S.
Do what is in the ( ) first so 3+42=45.
That leaves you with [6(45)-4]
Now you Multiply 6×45=270 so [270-4]=266
Do what is in the ( ) first so 3+42=45.
That leaves you with [6(45)-4]
Now you Multiply 6×45=270 so [270-4]=266