78. Solve 5*x + 10 = 0, 2*v - 3*x + t - 37 = 0 for v.
2
Suppose 28*r - 6 = 26*r, -4*w + 2*r - 822 = 0. Let i = w + 210. Solve -5*t - 2*k - 19 = 0, -4*t + i*k - 2*k - 32 = 0 for t.
-5
Suppose 0 = 139*s - 132*s - 784. Suppose -117*c + s*c + 75 = 0. Solve -3*z - 4 = f, -5*z = -2*f + c - 1 for z.
-2
Suppose 2*i = l + 19, -5*l = -323*i + 327*i - 87. Solve -16 = -4*u, -5*u - 2 + i = 3*t for t.
-3
Let r = 2773 + -2768. Suppose 19 = 3*a + 5*b, 2*a - 5*b + 4*b - 17 = 0. Solve 5 = 4*u - 3*l + a*l, 5*l = -r*u for u.
-5
Suppose 0 = -9*j + 45 + 9. Let d be 1/((-2)/j) + 3. Solve d = -4*o + 4, 4*o + o = 5*m - 10 for m.
3
Suppose 216 = -215*c + 239*c. Solve p = -d + 3, 0*p = 3*p - 3*d + c for p.
0
Let a(d) = -80*d - 2076. Let u be a(-26). Solve 28 = 5*l - 3*n, -u*l - n - 26 = -9*l for l.
5
Suppose 2*k - 24 = k. Let u = 5573 - 5569. Solve u*r + s - 3 = -k, 0 = -3*s - 15 for r.
-4
Let a(u) = 120*u**2 + 4 - 116*u**2 - 2 + 2*u. Let x be a(0). Solve x*m - 13 = -3*c, 3*m + 2*c = -0*m + 12 for m.
2
Let r be -9 + -4*(-1 + -1) + 528/22. Suppose 3*c - 13 = 2*c. Solve u - c = -3*i, -5*i = 3 - r for u.
1
Let w be ((-6)/(-2) - 9)/(39/(-52)). Suppose 3*g - 2*u = -2*g + 55, 0 = -u + 5. Let x = g + -10. Solve 20 = w*y - x*y - 5*b, 16 = -4*b for y.
0
Let o be -1 + 32/(-12 - -20). Solve -2*r = 2*x - 6, -r = 4*x + x - o for x.
0
Let u(q) = -16*q**2 + 22*q - 5 - 2*q**2 + 3*q**2 + 12*q**2. Let m be u(7). Solve -2*v - m*v + 7 = -3*h, 0 = -h + 2*v - 5 for h.
3
Let z be (-2)/2*5 + 12. Suppose z*r - 4*r = 270. Suppose -3*x = -99 + r. Solve -x*p - 4 = -i - 4*i, 0 = -i + p + 2 for i.
-1
Suppose -2*i + 5*b = -47, -2*i + 5*i = -3*b + 81. Suppose -2*r - 2 = 0, 5*r = -5*g + 6*r + i. Solve g*u - 2*u - 2*p = 2, 2*p = 2*u - 4 for u.
-2
Let q = -9386 - -9386. Solve 5 = 2*o + b - 1, 3*o + 2*b - 10 = q for o.
2
Let i be ((-3)/(-2))/((-51)/(-2720)). Suppose -7*g = -6*g - i. Suppose -4*z + d + 95 = 0, -d + g = -0*z + 3*z. Solve 3*u - 3*v + 5 = -2*v, 5*v - z = 3*u for u.
0
Let z = 11 - 20. Let x be 10/8 + z/(-12). Suppose 0 = 5*k + x*r - 10, k + 10 = 6*k + 4*r. Solve -g = k*m + 6, -9 = -2*g - 0*m + 3*m for g.
0
Let v(x) = -33*x - 450. Let w be v(-14). Solve -3*z - w = -7*z - 4*u, 15 = -2*z + 5*u for z.
0
Let n = -29 + 32. Suppose -5*s - 5 = 4*i, -n*s + 7*s - 37 = 5*i. Let k be (3 - -5) + s + -6. Solve 0 = 2*c + 4*j + 20, -k*c + j + 10 = -j for c.
0
Suppose h = -5*f + 426, -f - 4*h + 38 + 51 = 0. Let p = 85 - f. Solve p = -c - 4*r - 14, -r = 3*r + 16 for c.
2
Suppose 4*z - 84 = -2*m, z = 3*m - 8*m + 183. Suppose -16 = -m*l + 34*l. Let p = 5 + 1. Solve 2*k + 2*o + l = 0, k + 20 = p*k - 3*o for k.
1
Let q be (-2)/(-5) - (-126)/10. Let v = q - 17. Let x(h) = h**2 + 5. Let j be x(v). Solve 3*g - k - j = -4*k, 5*k = g + 23 for g.
2
Suppose 0 = -4*n - s + 1756, 5*s = -2*n + 351 + 509. Let t = n + -428. Solve 0*b + 11 = x - 3*b, -t = 4*b for x.
2
Suppose 325 - 184 + 339 = 120*o. Solve -3*n - o*g = -7*n, -4*g = n + 20 for n.
-4
Let w(l) = 77 - 48*l**2 + 49*l**2 + 13 - 10*l - 6*l. Let p be w(5). Solve 5*m + 6*o = o + p, -m = -2*o - 1 for m.
5
Suppose -r + 9 = 4*n, 4*r + n + 4*n = 36. Solve -3*g + r = g - 5*o, -2*o = 4*g + 26 for g.
-4
Let s = 3001 + -2996. Solve -s*n - 5 = -j, -2*n + 0*n - 2 = 0 for j.
0
Suppose -f - 7 = -12. Suppose 64 = 2*v + 38. Solve -f*h = 3*m + 8, 5*h = -2*m - v + 1 for h.
-4
Let c(r) be the first derivative of r**3/3 - 4*r**2 - 17*r - 72. Let u be c(10). Solve q = -s - 0*s - 4, -2*s - u*q = 7 for s.
-5
Suppose -3813*k = -3761*k - 104. Solve -18*f + 19*f = -5*l + 22, k*f - 4*l = -12 for f.
2
Let t = 534 + -494. Let g = -40 + 45. Solve -7 + 27 = r - 5*h, -g*r = 3*h + t for r.
-5
Suppose 105 = 10*b - 115. Let f = b - 10. Let j be (3 - 40/f)/((-1)/12). Solve 0 = -3*l - 4*d + 11, 4*l + 3*d - j = 6*l for l.
1
Suppose 0 = -140*l + 147*l + 56. Let f(n) = -n**3 - 8*n**2 - 13*n - 99. Let p be f(l). Solve 2*o - i - p = 0, -i + 4*i + 13 = 5*o for o.
2
Let g(s) = -3131*s - 15624. Let t be g(-5). Solve -t = -7*u + 5*v + 5, 3*v = -9 for u.
3
Suppose 60*x = 4*c + 62*x + 132, -3*c = -5*x + 99. Let a be (-2)/4*(c + -3). Solve 2*s - 2*h = a, -24 = -4*s + 3*h - 2*h for s.
5
Let v be (8/(-10)*1)/((-8)/160). Suppose v*q = 15*q + 31. Suppose 23*i - q*i = -104. Solve -2 - 1 = 3*u - x, 2*u + 3*x = -i for u.
-2
Let x be 168/112 + (-2)/(-4). Let f be x*(-7)/14*-5. Solve k + 6*j - j - 26 = 0, -5*j = -f*k - 20 for k.
1
Suppose 0 = 8*m - 5*m + 279. Let d = m - -97. Suppose 4*p - 20 = -d. Solve -p = -4*c + 2*z, 5*c - 5*z - 16 + 6 = 0 for c.
0
Let f be -8*1/(-2)*2 - 0. Solve -19*z + 23*z = -4*b, 0 = 3*z - b - f for z.
2
Let j be (54/(-12))/((-24)/16). Solve -9*v + 1 = -8*v, -j*u = -3*v for u.
1
Suppose 0 = -12*p - 5*p + 2003 + 785. Solve -3*z = -2*x, 0 = 5*z + 3*x + p - 145 for z.
-2
Let u = -5007 + 5009. Solve -12 = -2*n - v, -u*v = n - 17 + 5 for n.
4
Let y be (4/2)/(2 - 1). Solve 2 = y*c - 2*l, -12 - 8 = -5*l for c.
5
Let i(n) = 11*n - 3. Let p be i(-5). Suppose -1560 = -158*z + 184*z. Let f = p - z. Solve -5 = -3*h + f*h, -4*s - 4*h = -32 for s.
3
Suppose -j + 9 = 2*l, 27*j - 23*j - 24 = -4*l. Solve 0*p + 2*p + 4*y + 8 = 0, -p - l*y = 7 for p.
2
Let j be (-2 - 0)*(-4)/2. Let f be j*1*(-2)/(-4). Let v = -1472669 - -1472680. Solve 3*l + 7 = -5*s, -4*l + 3*s = -f*l + v for l.
-4
Let l(i) = -3*i**3 + i + 2. Let u be l(-1). Suppose -5*t - 5*z = -30, -4*z = t + u*t - 29. Solve 3*y + 2*y + 13 = -3*w, 0 = -5*y - t*w - 5 for y.
-5
Let o = -204 - -211. Suppose -o = -30*c + 53. Solve -2*p = -5*k + p - 14, 0 = -2*k - c*p + 4 for k.
-1
Suppose -13*x = -12*x. Let p = 629 - 627. Solve -c = 3*q - 5 - p, 3*c + 5*q - 13 = x for c.
1
Let o = -12747 + 12750. Solve 21*i = -o*x + 16*i + 22, -x - 3*i + 10 = 0 for x.
4
Let q be -8*(-9)/(-12) + (9 - 0). Solve -d - b = -3 + 5, -2*b + 11 = -q*d for d.
-3
Let s be (15/4)/((-44)/(-704)). Suppose -13*z = -z - s. Solve -4 = -5*i - l, -2*i + z*l - 20 = 3*i for i.
0
Suppose -3*h - 5*o = 0, -5*h + 2*o - 246 + 277 = 0. Solve h*m - 32 + 12 = 0, 22 = -3*i + 4*m for i.
-2
Let t(b) = -b**2 - 189*b - 1954. Let u be t(-11). Solve -5*q + 15 = u*p, 5*p - 8*p + 16 = -q for q.
-1
Let h = -1771 + 1773. Suppose 4*w = 12, 5*w - 74 - 376 = 5*a. Let x be ((-2)/3)/(2/a). Solve -x = -5*d - h*q, -3 = -3*q + 3 for d.
5
Suppose -640 = -29*y - 35*y. Suppose 4*t = 2*j - y - 22, 2*j = -4*t + 24. Solve -3*c + j = v, -3*c = 5*v - 18 - 4 for c.
4
Suppose -18*n = -4*t - 14*n + 96, 5*t - n = 132. Suppose t*m = -6*m + 198. Solve 5*k = 4*v - 21, -2*k = -0*v - 4*v + m for v.
-1
Suppose 38*v = 27*v - 33*v + 220. Solve -5*t + 5*p = -t - 29, 0 = v*t + p for t.
1
Suppose -160 = -3*v + 11*v. Let y be v/(-6) - (-84)/(-63). Suppose -36 = -4*n - y*q, -4*n = 5*q - q - 40. Solve 10*r = 5*r + 3*h + n, -8 = -4*r + 2*h for r.
4
Let h = -7241 - -7246. Solve -16*x + 20*x = -h*d + 22, 4 = -d + 2*x for d.
2
Let t(i) = 6*i + 88. Let l be t(0). Let u = l + -87. Solve -u = 2*n - v, 3*v + 13 + 11 = -3*n for n.
-3
Let b = -117 - -112. Let t be (-6 - b)*-5*1. Solve -t*m = -r + 1, 4*m + 4 = -r + 5 for m.
0
Suppose 0 = -5*f - 23 + 65 - 32. Solve 0 = f*i - 4*a + 3*a + 4, 4*a = 3*i + 1 for i.
-3
Let u be (144/40 - 4)*30/(-1). Solve -5*n - 4*s = -19, 5*n + 7*s = 10*s + u for n.
3
Suppose -39*w + o + 9 = -36*w, 8 = 4*w - 2*o. Solve 3*l = -4*b + 19, 2*l = w*b - 5 - 13 for l.
1
Suppose 24*c - 33 - 171 = -27*c. Solve -2*n = 4*u + 7 - 5, 3*n - c*u + 13 = 0 for n.
-3
Let q be -134*(9/(-6) - -2). Let h = 70 + q. Solve -2*w + 5*k - 23 = 0, k - 4*k - h = 3*w for w.
-4
Let r = -44 + 46. Suppose 3*q + 5*q = -16. Let s be -1 + (-1)/(q/6). Solve -5*p - v + s*v = -16, -r*v + 8 = 0 for p.
4
Let r(d) = -9*d**2 - 4*d - 14. Let z be r(-3). Let m = -80 - z. Suppose m*v - 1 - 8 = 0. Solve -c - 9 = -5*t, -v*c - 2*c + 4*t - 24 = 0 for c.
-4
Let m(j) = j**3 + 6*j**2 + j + 7. Let u be m(-6). Suppose -685*c = -686*c - 312. Let l = 319 + c. Solve -d + u = -3*y, 5*d + 16 = y - l for y.
-2
Let r(l) = -3*l**2 + 34*l - 52. Let p be r(2). Solve 3*x - 13 = -p*f, x - 1 = -51*f + 53*f for x.
3
Let j = 5281 - 5261. Solve 0 = 2*v - 3*q + 17 - j, -5*q = 2*v + 5 for v.
0
Let f be 1*(5 + -58)*-2. Let k be 5/(-25) - (-2 - f/5). Solve x + k = 5*s, -2*s - 2*s + 19 = -x for x.
-3
Suppose 7*n = 2*n + 25. Suppose -3*v - 5 = -n. Suppose -t - y = -v*y + 4, -3*y = 4*t + 11. Solve -2*a - 8 = 4*b, 