Solve : ( 5.4 + 7.8 × 4 - ( 6 ÷ 4) )
36.2
45.6
35.1
51.3
( 5.4 + 7.8 × 4 - ( 6 ÷ 4) )
= ( 5.4 + 31.2 - ( 1.5 ) )
= 35.1
Solve the equation : 8x+6+2x−4=80
Solve: 5x−46=4+3x2