18. Solve -o = 5*t - 5*p, b = -t + 2*p - 5 for t.
2
Let u(h) = h**3 - 64*h**2 - 52*h - 842. Let o be u(65). Solve o*i - s + 18 = 0, 10*s - 13*s + 14 = -i for i.
-5
Let q be (-7 + 25/5)*40/(-16). Solve 6 = 4*h - x + 14, -4*x = q*h + 10 for h.
-2
Let n be 13/(-13)*(1 - 1). Solve 5*b + 3*f - 19 = n, 2 = 2*b + 21*f - 17*f for b.
5
Let a be (-164)/574 - (-69)/21. Solve -4*x - 3 = -3*x - 3*c, x - 4*c = -a for x.
-3
Let m = -33271 + 33276. Let s be 5 - (-1 - -3)/(-2). Solve 4*a - 3*c - 12 = 0, -2*a + s + 0 = m*c for a.
3
Let u = 2526 - 2511. Solve h = -5*y - u, -5*h + 3*y + 27 = -10 for h.
5
Let q(j) = j - 17. Let f be q(16). Let u be (1 - f) + (18 - 48). Let r = 32 + u. Solve -4*p - r + 2 = x, -5*x - 2*p + 8 = 0 for x.
2
Let a(f) = -2*f + 24*f**3 + 8*f**2 + 11 - 25*f**3 + 1 + f. Let c be a(8). Solve c*t = 3*b + 6, 0*b + 5*b = 10 for t.
3
Let w be 46 - 44 - (-7 + 1). Let a = -17 - -22. Let g = a - 3. Solve 0 = 5*t - g*t - 3*n + 12, 3*t = -2*n + w for t.
0
Let j = 11 + -6. Let x = 7 - j. Suppose 3*l + 33 = 4*t + 40, 10 = -5*t + 4*l. Solve p - 20 = -3*p + 4*u, x = 2*p + t*u for p.
3
Let w = -352 - -380. Suppose w*z - 33*z + 20 = 0. Let i be (-57)/(-12) + 2/8. Solve -y = i*k - 3*y + 6, -z*y = 3*k - 12 for k.
0
Let t be (-13 - -9)*-1 - -1. Solve m + 4*n - 29 = -t, 0 = -4*m - 5*n + 41 for m.
4
Let z = 3045 + -3042. Solve 2*c + 19 = 5*a, -4*a + a - z*c + 24 = 0 for a.
5
Let s(i) = i**3 - 8*i**2 + 8*i - 10. Let u be s(7). Let n = -176 + 102. Let x be u/(-8) + n/(-16). Solve -y + 12 = x*v, -v + 3*y - 2*y = 0 for v.
2
Let u(q) = -14*q + 117. Let d(b) = -14*b + 124. Let p(x) = 5*d(x) - 6*u(x). Let i be p(6). Solve -5*t + i*z = 1 - 4, -3*t - z = -4 for t.
1
Let t be (-5)/((1 + 0)*-1). Let q = 6087 - 6085. Solve 0 = -3*i - t*d + 16, i = -i - q*d + 4 for i.
-3
Let p(m) = 27*m + 57. Let u be p(5). Let g = u - 189. Solve -2*i = 2*d - 14, -2*i + 3*d - g = 3 for i.
3
Let i be (39 - (3 + -6))*5/(-5). Let m be (-28)/i*(-2)/4*-30. Let f be -4 - -6 - 2*1. Solve 3*x + 5 + f = 2*v, 2*v - m = -2*x for x.
1
Suppose -89 = 3*b - n - 95, -b - 4*n = -2. Solve -b*p + 5*t = -20, 2 = p + 3*t + 3 for p.
5
Suppose 5*g = -4*j, 11 = -4*g - 5. Let f = -1168 + 1185. Solve 0 = -v - 3*a - j, 0 = -v - 4*v - a + f for v.
4
Suppose -5*v - 81 = -2*g - g, 3*g = -v + 81. Suppose -g = 4*x - 87. Suppose j + 4*j - x = 0. Solve 2*h - 12 = 5*f - j, 2*f = 3*h - 8 for f.
-1
Suppose -22*q + 2*n = -18*q - 6, 4*q - 11 = n. Solve 5*i - 3*f + 10 = 0, 0*i - q*i + 3*f = 11 for i.
1
Suppose 1180 + 2084 = -16*j. Let c = j - -206. Solve 2*a - b = 6 + 4, -4*a = c*b - 20 for a.
5
Suppose a - 212 = -55. Let t = a + -149. Let s = 8 - 5. Solve -9 = -s*q - 0, -n - t = -3*q for n.
1
Suppose 2*o - 7*o = -13*o + 32. Solve 4*b + j - 4*j = -16, 16 = -4*b + o*j for b.
-4
Let u = -5654 - -5656. Solve 9*h + 2*x + 2 = 4*h, 2*x + u = -4*h for h.
0
Suppose 2*k + 44 = 3*g, -4*g - 106*k + 101*k + 28 = 0. Solve -5*i + 3*b + 61 - 70 = 0, -g = 5*i - 4*b for i.
0
Let b be -2 - (12/(-22) - (497/77 + -3)). Solve -18 = 3*d + b*s, -5*s + 20 = -2*d - 9*s for d.
-4
Suppose 5*d + m - 7 = 22, m - 5 = -d. Suppose d*k = k. Suppose k*x + 3*x = 0. Solve -h + 3*p = 3*h - 5, x = -2*h - 3*p + 25 for h.
5
Suppose -12*x = -11*x + 29. Let u = -23 - x. Solve w + 2*r = 2*w + 1, 0 = 3*w - 3*r + u for w.
-3
Let f = 24893 + -24890. Solve 5*g = f*q + 37, -3*q - 11 = g - 4 for g.
5
Let k(f) = -7*f + 194. Let p be k(27). Suppose -6*j = -4*j - 6, p*i = 2*j + 69. Solve 8*h + 3*b = 7*h + i, 3*b = -4*h + 24 for h.
3
Let d = 33 - 22. Suppose 9*w + 12 = d*w. Suppose 0 = 2*b - 37 + 33. Solve -3*j + b*j - w = -u, j = -1 for u.
5
Let t(g) = 24*g**2 + 2*g + 2. Let f be t(-2). Let l(d) = 4*d**2 + 43*d - 217. Let z be l(5). Let o = z - f. Solve b = -5*x + 2*b - 13, o = 4*x + 4*b for x.
-2
Suppose -q - 3*k + 8 = -0*q, -13*k = -4*q - 18. Solve -3*i + 1 = -m, 0*i + 12 = q*m + i for m.
5
Suppose -7*u - 7174 = -41*u. Let f = u + -204. Solve -f = -3*x + 5*t, 0 = -x - 4*t - 1 - 8 for x.
-1
Let x be 23/8 + (178 - 181) - 33/(-8). Solve 0 = x*r - 4*u - 24, -3*r + u + 8 = -0 for r.
1
Suppose -882 = 5*r - 8*r. Let b = r - 291. Solve -4*z + t = 12, -b = z - 4*t - 15 for z.
-4
Let n be (148/(-10))/((-20)/(-400)). Let f be (n/(-518))/(1/7). Solve 0 = -s - 4*t + 1, 19 = f*s - 3*t + 4*t for s.
5
Let m = 636 - 438. Suppose 0 = 201*y - m*y - 18. Solve 0 = -h + 2*t, 6*h + y = 2*h + 5*t for h.
-4
Let j be (16 + -8 - 8) + (1 - 0). Solve -2*r + 1 = x - 5*r, 0 = 3*x - 7*r - j for x.
-2
Let b = 39643 - 39637. Solve -b = -2*n - 72*z + 75*z, 0 = -2*n - z - 10 for n.
-3
Let a be -27*(260/117)/(-10). Solve y - a = 5*j, 0 = 2*y - 2*j - 1 + 5 for y.
-4
Suppose c + 11 = -15*h + 19*h, 3*c + 5*h - 35 = 0. Solve 4*o + c*i - 22 = 0, 3 + 13 = 4*o + 2*i for o.
3
Suppose -2*n + 12 = 2*c, 2*n = -45*c + 44*c + 10. Solve -3*v + 9*u - 14*u = c, -5*v = 2*u - 3 for v.
1
Suppose -1 - 3 = -c. Let a(n) = -7*n + 200. Let t be a(28). Suppose 2*q - 4 = t*o, q - 6 = 15*o - 17*o. Solve -4 = 4*j - 4*w, c*w + o = -3 for j.
-2
Suppose 0 = x + 2*t - 1, 5*x - 2*t - 18 = t. Suppose -h + 4*o = -0*h - 1, -5 = -5*h + 2*o. Solve 4*c = 3*a + h, 5*c + 0*c = x*a - 1 for a.
-3
Suppose 0 = 24*n - 23*n. Solve 2*g + 3*l + 15 = n, 4*g - 2*l + 10 = -4*l for g.
0
Let o(h) = 3*h**3 - 7*h**2 + h + 19. Let r(d) = 2*d**3 - 7*d**2 + 19. Let l(c) = -3*o(c) + 4*r(c). Let j be l(-6). Solve 5*w + 0 = a + j, 4*w = -a - 1 for a.
-1
Let g(l) = 125*l - 3559. Let w be g(29). Solve 63*h = w*h + 2*z + 18, 5*h + 5 = 5*z for h.
-4
Let y(z) = 2*z**2 - 6*z + 6. Let k be y(3). Let x = 14 - 11. Suppose 0*a + 6 = x*a. Solve 0 = 5*o - 2*m - 10, -a*o - o - m + k = 0 for o.
2
Let q = 15 + -7. Suppose 9*u - q*u = 4. Let p be u/8*14 - 6/2. Solve -2*z = -3*h - 4, p*z + 0 = 5*h + 8 for z.
2
Suppose 2545 = -14*v + 2601. Solve 3*w + 0*w = -r, v*r + 16 = 4*w for w.
1
Let j be 4 - 11/22 - (-1)/(-2). Solve 2*x - j = l + 3, -3*x = -l - 8 for l.
-2
Let d = -205 - -429. Let f be ((-10)/(-7))/(8/d). Solve -5*c = -4*q - 36, -2*c - 3*c + f = -5*q for c.
4
Suppose 0 = -5*y - 2*s + 336, 3*s - 339 = -y - 4*y. Suppose -15 - y = -27*x. Solve -5*q - 2*f - 5 = 0, -4*q + q + f = x for q.
-1
Let s(z) be the first derivative of z**4/4 - 5*z**3/3 + 3*z**2 + 3*z - 68. Let x be s(3). Solve x*h - 3*j - 19 = -4, -2*j + 2 = 2*h for h.
3
Suppose -5*i + 19 = 3*j, i + 11 = -i + 5*j. Let k = i - 0. Let s be ((-290)/140 + (-1)/2)/((-222)/518). Solve -x + 3*b + 16 = -s*x, -8 = 2*x + k*b for x.
-2
Let x(b) = -113*b + 810. Let i be x(7). Solve 2*f + 16*g - 23 = i*g, 10 = -2*g for f.
4
Let p be 85 - (-16)/(-3 + 7). Suppose p*k + 55 = 94*k. Solve 3*f - 1 = w, -4*w - 3*f = -0*f - k for w.
2
Suppose -4*h + 8 + 14 = -5*y, -3*h - 3*y + 3 = 0. Solve 4*a + 2 = 2*w, -4*a = -0*w - 3*w - h for w.
-5
Let r be -18*(-12)/56 + 215/35 + -6. Solve 0 = 4*m, 5*b + m + r*m + 15 = 0 for b.
-3
Suppose 2*d - 5*r - 58 = 0, 0 = 3*d - r + 2*r - 53. Let t = -625 - -627. Solve m + t + 2 = -f, -4*m + 3*f + d = 0 for m.
1
Suppose 0 = h + 3*t - 27, 4*h - t - 109 = -1. Suppose -h*y + 28*y = 89. Let s = 94 - y. Solve 2 + 3 = 5*l + 5*a, -5*l = -s*a - 5 for l.
1
Suppose 2*y + 4*q = 30, 7*q = y + 5*q + 9. Solve 2*g = y*z + 10, -g - z = -3*z - 6 for g.
2
Suppose -9 = -3*t - 30. Let i be 4/(-16) - (350/8)/t. Solve 5*g + 35 = -5*v, -2*v = g + 5 + i for v.
-4
Let u be -10*((-72)/5)/8. Let x = u + -16. Solve -3*g = 2 - 8, 0 = x*v + 5*g for v.
-5
Let k be (-152)/(-3)*(2 - 85/20). Let c = k + 116. Solve c*l = n + 7, 0 = -l - n - 0 - 1 for l.
2
Let c be (-3473)/(-138) - 2/12. Suppose 33*q - 16 = c*q. Suppose -4*f = -f - 9. Solve -2*t = y + 11, -q*t - 3*y - 12 = -f*t for t.
-3
Suppose 0 = -20*l + 23*l - 1380. Let r be (-3)/(18/(-16)) + l/(-690). Solve 0 = 5*b, b - 7 = 5*f - r for f.
-1
Suppose 3*j = 30 + 6. Suppose -65 = j*p - 233. Solve 2*q - 4*v = p, -3*q = -4*q - 2*v - 5 for q.
1
Let f be (-42)/(-4) + 1/(-2) + 0. Let u be (-8)/f*((-9)/(-6) + -4). Suppose -5*s = -4*s - u. Solve -3*i + 18 = 3*g, -2*g = 2*i + s*i - 22 for g.
1
Let z = 11 - 10. Let t be (-28)/(-6)*6/7. Solve -k + 0 - 2 = m, z = -t*k + 3*m for k.
-1
Let s(n) = n**3 + 15*n**2 - 11*n - 345. Let z be s(-14). Solve -5*l = -0*i + 4*i - 1, 0 = -z*i + 5*l - 10 for i.
-1
Suppose 0 = 11*q - 3*q + 56. Let y(z) = z**2 + 6*z - 16. Let o be y(q). Let i be ((-105)/14)/(o/6). Solve -i*d = -0*d - 