Let p = 3 + -6. Let o be p/12 + (-49)/(-4). Let d = -20 - -25. Solve 2*f = d*f + 2*c - 8, -o = -f - 3*c for f.

0

Let w© = -2*c3 - 5*c2 - 5*c - 1. Let v = -21 + 26. Suppose -5*n + v*o = 28 + 2, n = -o. Let x be w(n). Solve -5*y - x = -2*l, -l + 4*l = -5*y - 3 for y.

-3

Let y(t) = -t3 + 12*t2 - 26*t + 36. Let a(s) = -s - 1. Let n(g) = 2*a(g) - y(g). Let j be n(10). Solve -r = 1, 2*d - 2*r - j*r = -6 for d.

-5

Suppose 62*f - 154 - 156 = 0. Solve -7*c = f*k - 2*c + 25, 9 = -k - 3*c for k.

-3

Let c be (165/(-30) + 2)/(3/(-12)). Solve -3*k + 1 = h, -3*h + 3*k = 35 - c for h.

-5

Let s = 3 + -2. Suppose 2*i = -s + 5. Let y(a) = a3 - 7*a2 + 2*a + 13. Let v be y(7). Solve 0 = -i*c + 2 + 4, -5*p + 4*c = v for p.

-3

Let s(l) = l2 - 24*l - 4. Let f be s(25). Suppose f*c = -20 + 62. Let x(a) = -a2 + 8*a - 8. Let t be x(6). Solve c*d + 3 = -3*i - 2, d = -t for i.

1

Suppose 15*p - 5 = -11*p + 25*p. Solve 18*y - 25 = 16*y - 5*i, -25 = -5*y - p*i for y.

0

Let k = -3 + 6. Suppose -r - 2 = 0, -s + r = 44 - 52. Solve -33 = 4*y + 5*g, s*y - 2*y - g + k = 0 for y.

-2

Let o be ((-2)/(12/(-70)) - 2) + 40⁄120. Solve 8*i = -2*b + 7*i + 9, 0 = 2*i - o for b.

2