Solving Equations with Brackets

Question 1:

3x+126x=12
x =8

Question 2:

104= 42x+5x
x =12

Question 3:

65= 52x+55x
x =8

Question 4:

42x+11+3x=88
x =4

Question 5:

20= 4x11x
x =8

Question 6:

43x2x=58
x =6