8. Solve 0 = -7*r + a + 12, 12*a = -4*r + b*a + 24 for r.
1
Suppose 38*w - 240 - 102 = 0. Suppose 3*b - 3*f - 18 = -9, 0 = -3*b - 4*f + 44. Solve -3 = -5*x + w*y - b*y, 4*x - y = 3 for x.
0
Suppose 32*p - 8*p - 17*p = 28. Solve 4*u - 6 = -3*o, 2*o + 2*u = u + p for o.
2
Let a = 3448 - 3445. Solve 34 = 2*w - 5*y + 42, -a*y + 16 = -4*w for w.
-4
Suppose u + 8*l = 10*l - 5, 5*l + 5 = 6*u. Solve 0 = -113*b + 111*b - 5*p + 12, u*b - 3*p + 32 = 0 for b.
-4
Let d = 2362 + -2346. Solve -2*x - 14 = -d*r + 19*r, -x - 4*r = 12 for x.
-4
Suppose 0*r = 2*r. Let o(t) be the first derivative of -4*t**2 + 13*t - 26. Let j be o(1). Solve 5*i - 4*h + 5 - 25 = r, j*h + 20 = 5*i for i.
4
Suppose -66*z + 30 = -65*z. Suppose -5*t - 4*a = -z, 6*a - a - 25 = 0. Solve -t + 0 = -3*o + i, -i = 5 for o.
-1
Let f(w) = w**2 - 21*w - 97. Let z be f(-4). Solve d + 5*b = -20, -b - z*b = 4*d + 16 for d.
0
Let c(w) = -2*w**2 + 317*w + 1813. Let z be c(164). Solve -l - 2 = -t, 5*t + z = 2*l + 7 for l.
-4
Let k(i) = i**2 + 129*i - 2633. Let t be k(18). Solve 3*r + 8 = -5*w + t, 2*r - w - 12 = 0 for r.
5
Let l(z) be the second derivative of z**4/3 + 7*z**3/2 + 4*z**2 + 14*z + 5. Let n be l(-5). Solve j = 2*q - 6, j + 5*q + n = -j for j.
-4
Let u be ((-1)/(-4) + 3/(-12))/(-2). Let a be -1 + u - (2/2 - -8). Let o be (-2 - -5 - 2)/((-2)/a). Solve -4*v = -8*v - 2*f - 12, 2*f - 33 = o*v for v.
-5
Suppose -2*a + 49 = x, 2*a - a + 3 = 0. Suppose -x = -11*c - 0. Solve 0*m + 5*g + c = -2*m, -m - 5*g = 0 for m.
-5
Suppose 16*m - 88 = 8*m. Suppose -4*i + m*i = 42. Solve -4*y - 2*c = -0*y + i, -2*c - 5 = 3*y for y.
-1
Suppose 5*l + s = 12, -3*s - 10 = -3*l + 8. Let p = -27 + 26. Let w be -2*(p + -4 + 4). Solve 8 = w*k + 2*v + 22, 4*k = -l*v - 26 for k.
-5
Let f be -176 - 5/(3*(-3)/9). Let r be (8/(-18))/(19/f). Solve 4*s + 17 = -2*y - 7, r*s + 16 = 2*y for y.
-2
Let i = -2837 - -2840. Solve -5*r = -0*u - 3*u + 16, i*r + 6 = 0 for u.
2
Suppose -60*q - 21861 = -21981. Let y = 4 - 3. Let x be (1 - (y - 0)) + 12. Solve 3*s - 14 = -5*k, -1 + x = q*k + 3*s for k.
1
Let z(h) = -260*h - 9095. Let b be z(-35). Solve -154*o + 155*o + b = y, -o = 5 for y.
0
Suppose 30 = 5*z, 9 = 2*m + z + 3. Solve -8*s + 6*s = m, 0 = 2*j - 4*s for j.
0
Let w = -76 - -79. Suppose -2*x - 3*m + 18 = 0, 0 = -3*x - 5*m + 12 + 17. Solve 5*d - 3*r + 1 = 3, 0 = w*r - x for d.
1
Let p = -21 + 21. Let u = 39 - 104. Let y be (-4)/(-26) - 120/u. Solve 3*t = 6 - p, -t - 2 = y*j for j.
-2
Suppose s - 408 = -4*s - 158. Solve -s*a + 46*a = -4*g + 4, -17 = -5*g + 2*a for g.
5
Let r(x) = -x**2 - 7*x + 60. Let v be r(5). Suppose 6*q + 4*q - 20 = v. Solve 15 = -q*u - s + 6*s, -6 = -2*s for u.
0
Let p be (2/5)/(60/80*4/15). Solve -p*t + 6 = 2*r, 6*r - 9*r = 5*t - 7 for r.
4
Let n(a) = -6*a**2 + 31*a - 81. Let v be n(3). Let f be (-30)/v + 6/21. Solve j = f, -w + 2 = -4*j + 11 for w.
-5
Suppose 184*u + 1562 = 195*u. Let y = -140 + u. Solve w + 5*v = -y*w - 19, -4*v = -3*w - 1 for w.
-3
Let v = 994 - 994. Solve 5*c - r = -v*r + 12, c + 2*r + 2 = 0 for c.
2
Let f = 70 - 66. Suppose f*x - 4*w - 20 = -0*x, -x = w + 3. Let m be x/(-4) - 333/(-36). Solve 3 = -z + 4, -5*z = 2*p - m for p.
2
Let j = -2443 - -2447. Solve j*z - 28 = 4*u, -z - u + 13 = 2*z for z.
5
Suppose -480 = -8*z - 32*z. Let h be (-1 - 0)/(4/(-48)). Suppose 0 = -5*d + 2*d + h. Solve 3*i - 4 = 2*y, -i - d*i = -2*y - z for y.
4
Let n(w) = 2*w**2 - w + 12. Let r be n(4). Suppose -7*d = -12*d - r. Let o be 4/d*-4*1. Solve 4*u - 5*m + 8 = 0, 0 = 4*u + 2*m - 18 - o for u.
3
Suppose -47*z - 41*z + 79 = -97. Solve 9 = -4*h - 5*n, z*n + 159 = 5*h + 129 for h.
4
Let u(t) be the first derivative of t**4/4 - 8*t**3/3 + 5*t**2 - 18*t - 283. Let q be u(7). Solve -3*b - 6 = -3*c + q, 3*c + b - 9 = 0 for c.
3
Suppose -5*o = -5*c + 30, -4 = 2*c - 0*c + 2*o. Let a be (c/(-6))/((-10)/90). Solve -k = 3*f + 1, -f + a = 4*f + 4*k for f.
-1
Let h = 833 + -830. Solve 5*y - 15 = -5*c, 0 = -h*y - 3 - 3 for c.
5
Suppose 0 = 3*q + 8*q + 22. Let f = -11 + 14. Let z be ((4/f)/4)/(q/(-66)). Solve -3*s = -d + 12 - 5, 5*s = -4*d + z for d.
4
Let b = 257 - 157. Let s be (0 - (1 - 0))/((-25)/b). Let r = s + -1. Solve 3 = 2*q - 5*g, 2*q - r*g + 1 = 2 for q.
-1
Let i(q) = -27*q + 457. Let v be i(16). Solve -5*z + v = 0, 3*z = y + 2 + 12 for y.
1
Suppose 2*c + 16 = -70. Let n = -49 - c. Let l be (-8)/48 + (-19)/n. Solve -l*t - 13 = y, -3*y - t = -2*t - 11 for y.
2
Let y = -94 + 92. Let k(a) = -a**3 + a**2 + 5*a + 4. Let g be k(y). Solve -n + 30 = 5*q, -5*n - g*q = -q - 50 for n.
5
Let z(g) = g**2 - 7*g - 4. Let l be z(6). Let w be ((-16 + -4)/l)/(1 + 1). Solve 2*o - s = -5, -5*s + w = -14 for o.
-1
Suppose 5*p + 4*o - 8 = 27, 10 = 2*o. Suppose 0*w + a = -w + p, -5*w + 5*a + 15 = 0. Solve -12 = w*b - y, -4*y - 17 - 10 = 3*b for b.
-5
Suppose -176 = -9*i - 32. Suppose -b + 17 - i = -f, 4*b - 5*f = 2. Solve -10 = -2*p, b*p - 23 = 5*k - 3 for k.
-1
Let n = -65 + 104. Let p be -30*(-4 + (-14)/(-21)*(-30)/(-4)). Let z = p + n. Solve 4*a + 2*g = z*a - 23, 0 = -5*g - 20 for a.
3
Suppose 12*c - 7*c - 12 = 3*q, -3*q = -3*c + 12. Suppose c = 17*n - 14 - 37. Suppose -7 = 4*y - 27. Solve 2 + 2 = -3*d + y*r, -n*d + 8 = r for d.
2
Suppose -369 - 111 = -0*l - 12*l. Solve -5*b - l = 5*o, -4*b - 29 = o - 9 for b.
-4
Let y(o) = -17*o - 7. Let k be y(-3). Suppose -42*z = -k*z. Let x be 6*4/(-9)*(-3 + z). Solve -x = 4*j + r, -5*r - 8 = 4*j - 3*r for j.
-2
Suppose -3648 = -56*a - 3424. Solve -2*v = -2*t + 14, -v - 28 + 36 = a*t for t.
3
Let f(c) = -c**3 + 6*c**2 - 3*c + 19. Let d be f(6). Let m be 585/156 - d/(-4). Solve -3*x = -4*h - m, 3*x - h - 18 = -4*h for x.
4
Let t(q) = 22*q**2 + 1. Let w be t(1). Suppose 12 = f + 19. Let j(y) = -y - 4. Let d be j(f). Solve -3*p - 2*v = 17, p + d*p + 3*v + w = 0 for p.
-5
Let y be (4/(-10))/(3/(-15)) - -5. Let g(i) = -i**3 + 4*i**2 + 22*i - 3. Let q be g(y). Solve f = -3*k + 18, -f + 17 = q*k - 6 for f.
3
Suppose -546 - 425 = -260*u + 69. Solve -3*n + 12 = -3*b, 2*b + u - 2 = n for b.
2
Suppose -4*d = 3*a - 106, 0 = 5*d + 34*a - 32*a - 129. Solve -17 = k + 8*x - 10*x, -k + d = 5*x for k.
-5
Suppose -2*v + 10 = 2*s - 7*v, 3*s = -2*v - 4. Suppose 3*m - 12 = -s*m. Suppose 7 = -m*k + 15. Solve -4 = p + 2*o, k*o = -0*o - 4 for p.
0
Let o = -100 + 103. Solve 4*h + 5*s - 1 = -o, -s = h for h.
2
Suppose -2*u + 4*n = -70 - 82, 0 = -4*u + 2*n + 316. Let m be 35*(92/u - 9/12). Solve 2*q = 3*t - t + 12, 0 = 5*q + 3*t - m for q.
4
Let h = 3720 + -3714. Solve 2*y - h*y - 4 = -4*g, 0 = -5*y + g + 11 for y.
3
Suppose -16 - 32 = -4*z. Suppose 0 = -2*y - s + z, s + 2*s = 12. Suppose -2 = -q, -2*q = y*n + q - 22. Solve l + 3 = -4*b + 2*b, n*l - 2*b - 8 = 0 for l.
1
Let a be ((-27)/6 - -3)/(1/(-4)). Suppose -3*i = a + 36. Let u = i + 19. Solve u*k + 20 = 5*x, -8*x + 3*x = 2*k - 13 for k.
-1
Suppose 41*f = -30*f - 44*f. Solve -n + 4*k - 1 = f, 8*k = 10*k - 2 for n.
3
Let p(s) = -s**3 - 4*s**2 + s + 26. Let w be p(2). Solve 3*k - 3 = 0, -g + w*k + 2 = 11 for g.
-5
Let s = 7070 + -7054. Solve -10*c + 5*c = -4*u + 12, -5*c - s = -2*u for c.
-4
Let h(s) = 2*s**2 + 6*s - 3*s**2 - 6 + 3. Suppose -z - 2*r = -5, 0*r = 5*r. Let n be h(z). Solve 4*d + 6 + 1 = -t, n*d = 3*t - 21 for d.
-3
Let u be 7 + (-1386)/363 + (-2)/11. Suppose 32*p = 33*p - 3. Solve 3*t + 7 = -3*s - 11, -4*t - u = -p*s for s.
-3
Let x be (12 + -3)*4/6. Let z = 114 - 1. Let y = 116 - z. Solve u - y*f = x*u - 8, u - f = 8 for u.
4
Suppose 82*v + 510 = 184*v. Solve 27 = v*n - i, -3*n = 5*i - 4*i - 13 for n.
5
Let i = 4956 + -4952. Solve -20 = -j - 2*y - 12, -12 = -i*j + 2*y for j.
4
Let w = 4369 + -4365. Solve -3*n - 6 = -23*t + 25*t, -w*t = n + 12 for n.
0
Suppose -5*c = -0*c + 3*p - 355, -2*p - 194 = -3*c. Suppose 10*h + 28 - c = 0. Solve -6 + 18 = h*i - 2*l, 4*i - 12 = -2*l for i.
3
Suppose -3*h - d - 117 + 423 = 0, 90 = h - d. Solve 3*s + h*w = 96*w + 3, 3*w = 3 for s.
0
Let j(n) = n + 5. Let o be j(0). Suppose -s + 13 = -8*h + 12*h, h + 2*s = o. Solve 3*b - h*m - 3 = 0, -2*m + 7 = -b - 3*m for b.
-3
Let z(c) = c**3 - 89*c**2 + 82*c + 530. Let q be z(88). Solve -x + 15 = 2*f, 5*x + 0*x - q*f = 15 for x.
5
Let f(n) = 13*n**2 + 6. Let o be f(-2). Suppose 11*x = o - 47. Solve -4*h = 4*v + 20, -2*h = 3*h - v + x for h.
-1
Let u = 2195 + -2192. Solve u*q + 2