-21q
9q - 14 + 3q - 8 = 7 So 9q + 3q = 7 + 14 + 8 ie 12q = 29 so q = 29/12 = 2.41666..
54qba
7 x 7 x 7 is equal to 343.
2 x 7 x 7 is equal to 98.
14
2 x 2 x 2 x 7 x 7 is equal to 2 cubed times 7 squared. 2 cubed is equal to 8, and 7 squared is equal to 49. Therefore, 2 x 2 x 2 x 7 x 7 is equal to 8 x 49 = 392.
3x = 7-5x 8x=7 x = 7/8 x = 0.875
6p=3q
7 x 7 x 7 is equal to 343.
9q2 is the square of 3q - so 3q is the result of dividing 9q2 by 3q.
Expressed as an equation, this would be equal to x - 7.
7 x 7 x 7 x 7 x 7 x 7