10x + 6 - 2x - 20 Question 1 options: 
 12x + 26 
 8x + 26 
 8x - 14 
 12x + 14
 ---------------------------------
 5x2 + 3 + 3x + x2 – 1
 Question 2 options:
 6x2 + 3x + 2
 9x2 + 2
 8x2 + 2
 6x2 + 3x + 4
 --------------------
 (x−13)(x7)(x3)
 Question 3 options:
 x−10
 1x3
 x273
 x−273
 ---------------------
 (2xy)3 
 Question 4 options:
 2x3y3
 8x3y3
 6x3y3
 6xy
 ---------------------
 xy−5
 Question 5 options:
 y5x
 5xy
 xy5
 xy5
 -----------------------
 10x6x2
 Question 6 options:
 10x8
 x4
 10x4
 (10x)4
 ---------------------- 
 Evaluate
 50⋅ 54
 ------------
 53
 Question 7 options:
 Solve proble