20. Solve 3*u + 14 = 5*m, -2*m = m + 3*u + a for m.
1
Let o(z) = -4*z + 169. Let h be o(-19). Let g = -241 + h. Solve 2*w - 5*r = -22, 0 = r - 2*r + g for w.
-1
Let r(h) = 4090*h + 57260. Let s be r(-14). Suppose -3*a - 2*o + 29 = -o, -2*a + 18 = 2*o. Solve -5*c + 4*u - 12 = s, -2*c + 2*u = 3*u + a for c.
-4
Suppose -2 = -3*b - 2*b + u, -8 = -2*b + 4*u. Let t = 178 + -193. Let z = 20 + t. Solve b = -4*p - 0*p - z*d + 15, -p + 6 = -d for p.
5
Let j(o) = o**3 - 34*o**2 + 77*o - 410. Let c be j(32). Solve 0 = 2*r + c, -4*y - 142*r + 143*r = -3 for y.
0
Let n be 81/(-54)*(-4 + 2). Suppose -8*f = -4*m - 3*f - 8, -3 = 3*m - n*f. Solve 1 = r + 2*t, r - 2*r = m*t - 3 for r.
-3
Suppose 99*d = 2*p + 94*d + 28, 0 = -4*p + 4*d - 20. Solve -p = h - 4*l, 2*l + 2 = 2*h + 10 for h.
-5
Suppose -4*a + 6 = -7*a. Let u be 24*(-3 - a/3). Let q = u - -84. Solve -2*f - 2*p = 3*f + q, -5*f = -3*p + 8 for f.
-4
Suppose 200*t + 665 = 205*t. Let i = t - 131. Solve 2*v + 2 = i*y, -v + y = -4*y - 11 for v.
-4
Let d(y) be the second derivative of -y**4/4 + 41*y**3/3 + y**2/2 - 32*y. Let r be d(27). Solve -2*c - 2*l - 8 = 0, -c - 4*c + 3*l = r for c.
-5
Suppose 3*w - 146 = 5*r - 106, 0 = -6*w + r + 35. Solve -4 - 15 = w*z - m, z + m = -11 for z.
-5
Let t(p) = 2*p**2 - 9*p + 12. Let s = 57 - 54. Let x be t(s). Let o = 7 + x. Solve a + 2*h + 0 = 6, o = 5*h for a.
2
Let p = 2828 - 2824. Solve -23 = p*s - 4*a - 15, -a = 2*s + 13 for s.
-5
Suppose -5*n + 115*t - 110*t + 35 = 0, 0 = -n - t - 7. Solve -5 = 5*o - 4*j, -5*o + n*j = 5*j + 50 for o.
-5
Suppose 37*y + 16 = 41*y. Suppose 4*t = x - 7 + 24, y*x - 3*t = -3. Solve -2*f = g + 3*f + 8, -x*g - 6 = -3*f for g.
-3
Let h = -14 - -10. Suppose 0 = -16*p + 11*p + 175. Let r be 7 - 235/p - h/(-14). Solve 2*o - 4*j + 2*j - 10 = 0, -4*o - 4*j + 4 = r for o.
3
Suppose -2*k - 4*n = 26, 20 = -26*k + 30*k - n. Solve -70*h + 72*h = k*b + 8, h - 11 = 5*b for h.
1
Let t be 12/(-18)*-1*2*42. Suppose -t = -5*l - 2*q, 4*l + 5*q - 2*q = 49. Solve k + 3*c + 3 = 4*k, 4*k + 2*c = l for k.
2
Suppose 0 = 9*z - 5*y + 2*y - 24, 3*z - 5*y = -20. Solve -7*o + 5*s - 27 = -11*o, 0 = -3*o - z*s + 24 for o.
3
Let c(b) = 25*b - 1. Let g = 166 + -165. Let z be c(g). Solve -4*v = -3*d - 4, 4*v + 3*d - d = z for v.
4
Let x = 286 - 275. Suppose -1 = -3*f + 5*n, x = 3*f + 7*n - 2*n. Solve 3*u + 0*p = 2*p + 25, f*u + 3*p = -5 for u.
5
Let b be (-1*0/(-2))/(-1). Suppose -3*o + 0 + 30 = b. Solve 12 = 2*m + 4*c, -3*m - 5*c = -3 - o for m.
-4
Let d be 22/((-2)/6 + (-33)/(-45)). Let z be 560/d - 2/11. Solve x - z = 4*b - x, -4*x + 8 = 4*b for b.
-1
Let a(y) = 4*y**2 - 126*y + 297. Let p be a(29). Solve 5*w - p = 6*w + 5*m, m + 3 = -w for w.
-2
Suppose 4*x - 5*t - 52 = 0, -37*x - 33 = -40*x + 3*t. Solve 62*d - p - 11 = 67*d, -3*d + 3 = x*p for d.
-3
Let d = -18977 + 18981. Solve -4*y + y + d*b = 0, 4*b = 2*y for y.
0
Let j = 571 - 569. Let w(d) = -d - 5. Let f be w(-10). Solve j = -v + 2*b, 3*v + 2*v + 15 = f*b for v.
-4
Let q be (-136)/(-14) + (-234)/(-819) - 10. Solve 130*s - 15 = 127*s + 2*v, v + 3 = q for s.
3
Let n(r) be the second derivative of r**4/6 - 7*r**3/6 - 33*r**2/2 - 81*r + 1. Let t be n(-3). Solve 3*a = -4*l + 2*a - 12, -2*a - t = -l for l.
-2
Let m be (-16 - -7)*(-2)/6 + 2. Solve 0 = -c + 2*v + 5, v - m = 4*c - 4 for c.
-1
Suppose -2*d - 255 + 782 = 5*i, 801 = 3*d + 4*i. Let s = d + -271. Solve s = 2*w + 3*q - 10, -3*w + 4*q + 2 = 4 for w.
2
Let v(o) = 2*o**3 + o**2 - 2*o + 4. Suppose -4*n + 11 = 3*r - 9, 5*n - 25 = 3*r. Let p be v(r). Solve -z = 3*y + 3, -5*y - p = 5*z + 1 for y.
-1
Let i = -18411 + 18429. Solve -r + y = 2, 2*y = 12 - i for r.
-5
Suppose 42 = 340*q - 319*q. Solve 8*i + 2*c = 6*i - q, -i = -3*c - 15 for i.
3
Let l = 4601 - 4596. Suppose 7 = -2*m + 17. Let j(c) = -c**3 - 2*c**2 - 4*c - 3. Let t be j(-3). Solve a - t = l*q + 1, -m = -5*q - 5*a for q.
-3
Let s(a) = -2*a**2 - 24*a - 20. Let m be s(-11). Let g be (18 - 16)*3/m. Solve -1 = -w + 1, 5*q + 4*w - g = 0 for q.
-1
Let y(o) = -3*o - 13. Let x be (2 - (-1 - -4) - -6)/(-1). Let l be y(x). Solve -5*j - k = -4 - 19, -2*j + 6 = l*k for j.
5
Let m = -102358 + 102360. Suppose 2*w + 2 = 3*w. Solve 5*n - 4*n + 5 = -m*k, 9 = -3*k - w*n for k.
-1
Suppose -2*j = 4*m - 14, 2*j + 24 = 7*j - m. Solve 0 = -3*n + 2*b + 8 - 0, -6 = -j*n - 4*b for n.
2
Let v be (2739/(-66) - -42)/(2*2/40). Let o be (-4 - -3)*(0 + 0). Solve -v*t - 3*n + 16 = o, -3*t - 5*n + 16 = -0*t for t.
2
Suppose 6*o + 35 - 11 = 0. Let p(k) = 3*k**2 + 12*k. Let n be p(o). Solve -5*h = f - 14, -3*f + 7 + 5 = n for h.
2
Let r(c) = 12*c**2 - 20*c + 73. Let x be r(4). Let m = x - 180. Solve -n = m*b - 15, -2*n + 3 = 2*n + b for n.
0
Suppose -1485 = -0*l - 11*l. Let d be l/12 - (-2 - 27/(-12)). Solve -2*t + y + d = 0, y + 12 = -3*y for t.
4
Suppose 5*b - 42 = -4*y - 9, y + 4*b - 22 = 0. Solve y*j + 6 = 4*h, -7*j + 24 = -4*j + 5*h for j.
3
Let z(c) = -c**3 + 2*c**2 + 4*c - 3. Let s be (8/10)/((-6)/(-30)). Let d be z(s). Let i = -14 - d. Solve 2*m = -2*k + 12, 4*m - i*k + 2*k + 11 = 0 for m.
1
Let a(o) = 4*o - 22. Let r be a(6). Let t(u) = -7 + 0 + 2*u + 13 - u**r. Let q be t(3). Solve 0 = k + 5*x + 1, -q*k - x + 2*x = 3 for k.
-1
Let z(l) be the first derivative of -17 - 7/2*l**2 - 27*l + 1/3*l**3. Let u be z(10). Solve 0 = -3*s + 15, -u*s + 0 = -4*w - 27 for w.
-3
Let k be -1 - 1/1*-4. Let j(a) = -a**3 + 8*a**2 + 9*a + 5. Let m be j(9). Suppose -72*i + 79*i - 21 = 0. Solve m*f + u - 21 = -7, i*u = -k for f.
3
Let f be ((-5)/(-2))/(14 - (-567)/(-42)). Solve -f*l - 24*q = -23*q - 13, 9 = l - 3*q for l.
3
Let q = 89 - 84. Let z be (-2)/q + -38*(-2)/(-10). Let a be (-233)/(-11) - z*7/(-308). Solve 0 = 2*v - 0*v + r + 7, 5*r + a = 4*v for v.
-1
Let c be 12*(7 - (-380)/(-60)). Solve -2 - c = -x + 4*g, 4*x - 3*g - 14 = 0 for x.
2
Suppose 7*x + 25 = 3*s + 2*x, 0 = 5*x + 10. Suppose -2*w = 3*w - 3*l - 25, l - s = -5*w. Solve o - w = 4*p + 1, -p = 4*o + 22 for o.
-5
Let v(l) = -l**2 + 9*l + 22. Let n be v(11). Solve n = -a - k - 3, a - 2*k = -3*a + 6 for a.
0
Suppose 21*w - 26*w = -20. Let j(p) = 3 + 3*p**3 + 3*p**2 - p + w*p**3 - 4*p**3 - 2*p**3. Let k be j(-3). Solve -3*d - 2*x + k = 0, 4 = -5*d - 4*x + 12 for d.
4
Suppose -7*n = -8*n + 4*o - 16, 2*n - o - 3 = 0. Let y be 702/312 - 1/n. Solve g + y = c, 3*c - 14 + 3 = -2*g for c.
3
Let f(q) = -q**2 - 23*q + 253. Let a be f(8). Solve -3*m = -k - 2*m + 2, 0 = -a*k + 4*m + 13 for k.
5
Let u = -2904 + 2906. Solve 5 = 5*j - 5*c, u*j + 10 = c + 13 for j.
2
Let t be (0 + -1)*(23 - 28). Let i be 0/(-6*t/(-15)). Let v be 3 - ((-51)/(-68))/((-2)/(-8)). Solve 3*s + 4*y = 7, -s + v*y - 3*y - 1 = i for s.
5
Let o(z) = -203*z - 406. Let i be o(-2). Let s be 18/12*4/(-6). Let g = s - -5. Solve -g*u = w + 16, 0 = w - u + 1 - i for w.
-4
Suppose -5*v + 321 = -0*n - 4*n, -322 = -5*v + 3*n. Let m be (1/5)/((-26)/v)*-6. Solve 5*j - 23 = 4*c - m*c, -4*j + 2*c + 16 = 0 for j.
5
Let p(s) = s**3 - 30*s**2 - 61*s - 92. Let v be p(32). Solve 9*d - 31 = 3*j + v*d, -5*j - d - 5 = 0 for j.
-2
Let d(n) be the second derivative of -n**4/6 + 11*n**3/2 - 21*n**2 - 5*n - 10. Let q be d(15). Solve -2*r + q + 2 = 3*p, 0 = -5*r + 4*p - 22 for r.
-2
Suppose 0 = 4*q + q - 5. Let b be 22/11 + q/1. Let x be ((-2)/3)/(5/(-150)). Solve -t - 4*l + x = -1, 0 = 3*t - 3*l - b for t.
5
Suppose 5*y - 195 = 580. Suppose -3*t - 2*t = -y. Solve 5*g = 5*m + 2*g - t, -19 = -5*m - 3*g for m.
5
Let q(v) = v**3 - 2*v**2 - v - 222. Let c be q(0). Let x = c - -225. Suppose -n = -1, -u + 5*n = 3*n + 2. Solve x*m - 6*m + 15 = 0, -j + 3*m - 13 = u for j.
2
Let s(k) = -2*k**2 - 4*k + 7. Let j be s(0). Suppose 2*x = -j*x + 36. Solve 5*q = 4*z - 1 + 17, 4*q = -x*z + 20 for z.
1
Suppose -12 = -2*c - 0. Suppose c*a - 14 = -3*b + a, 6 = 3*b + 3*a. Let d be b/5 + (34/10 - -4). Solve y - i + d = -4*i, -2*i = 6 for y.
2
Suppose -4*t + 40 = 4*g, -4*t + g + 18 = -t. Let o be 75/(-7) + t - 4/14. Let q be (2/(-2))/(-10 + 9) - o. Solve -q*v + 9 + 5 = 3*y, 3*y - 2*v = -14 for y.
-2
Suppose -22*q + 30*q = -29*q + 4551. Solve -3*m + 5*d - 6 = 0, -q*m = -125*m - d - 4 for m.
-2
Let n = -615 + 335. Let u = -276 - n. Solve 4*m + p = -3*p + 4, 6 = 5*m + u*p for m.
2
Let c be (-65)/(-39)*(-9)/(-5). Suppose c*b = 3*t + 2*t + 22, -10 = -b + 3*t. Let u = -24 + 30. Solve -q - 3