Solving Equations with Brackets

Question 1:

3x6+5x=6
x =3

Question 2:

34x+39x=15
x =2

Question 3:

73= 52x32x
x =11

Question 4:

36= 42x710x
x =4

Question 5:

3x2+4x=78
x =12

Question 6:

23x+8x=26
x =2