4) 6(2x+3) - 7(3x - 4= 12x + 18 - 21x + 2= (12 - 21)x + 18 + 2= -9x + 46
5) 4(3x+7) - 6(2x+5= 12x + 28 - 12x - 3= 0x - = -2
6) 6(x-4)+2,3 = 3(2x-7) -= 6x - 24 + 2,3 = 6x - 21 - = 6x - 21,7 = 6x - 2Since both sides of the equation are equal, the solution is no solution.
4) 6(2x+3) - 7(3x - 4
= 12x + 18 - 21x + 2
= (12 - 21)x + 18 + 2
= -9x + 46
5) 4(3x+7) - 6(2x+5
= 12x + 28 - 12x - 3
= 0x -
= -2
6) 6(x-4)+2,3 = 3(2x-7) -
= 6x - 24 + 2,3 = 6x - 21 -
= 6x - 21,7 = 6x - 2
Since both sides of the equation are equal, the solution is no solution.