3x7+4x2
(3*3+3)/3=4
4=4(3s) 4=12s s= 1/3
It could be done by: (3*3)/(3*3) = 1
32 - 4 + 1 =29
29 ways. Note that, since 32 is even, 3s can appear only an even number of ways.
4!+4+4/4
(2(4 + 1) - 3)
4 3s = 4*3 = 12, which is a rational number.
4
4y - 4 + 3s + 7 - 6a - 4 = 0 4y + 3s + 7 - 6a - 4 = 4 4y + 3s - 6a - 4 = 4 -7 4y + 3s -6a = 4 - 7 + 4 4y + 3s - 6a = -3 + 4 4y + 3s - 6a = 1 y + 3s - 6a = 1/4 y = -3s + 6a + 1/4 3s = -y + 6a + 1/4 s = -1/3y + 6a + 1/4 -6a = -1/3y + a + 1/4 -a = -1/3y x 1/6 + a + 1/4 x 1/6 a = 1/18y - 1 - 1/24 a = 1/18y - 25/24
s = 4
We can get 29 by using their squares like: (42 + 32 + 22) / 1 = 29