If 11 + X = 77, X = 66. What you have to do is 77 - 66, and that = 11!
7x10=77 7 x 11 = 77
77
x equals 8
x + 6
5x + 33 = 15x - 77 Subtract 5 x from both sides: 33 = 10x - 77 Add 77 to both sides: 110 = 10x Divide both sides by 10: 11 = x
7x10=77 7 x 11 = 77
1 x 77, 7 x 11.
77
x equals 8
x + 6
5x + 33 = 15x - 77 Subtract 5 x from both sides: 33 = 10x - 77 Add 77 to both sides: 110 = 10x Divide both sides by 10: 11 = x
1 x 539, 7 x 77, 11 x 49.
7*x - 5 + 14 = 77*x + 9 = 77*x = -2x = -2/7x equals minus two sevenths
n/7 = 6+5 n/7 = 11 n = 11 X 7 n = 77
x=-11
x+5/7 = 11/6 Multiply all terms by 42: 42x+30 = 77 42x = 77-30 42x = 47 Divide both sides by 42: x = 47/42
x2+12x+11=0 (x+11)(x+1)=0 x=-11 or x=-1