7. Solve -4*q - 4*m = -20, -3*q + 13 = -5*m - k for q.
5
Suppose 0 = 5*y - 3 + 23. Suppose -39*v + 12*v - 81 = 0. Let h be (-6)/y*(-4)/v. Solve 0 = -3*q + h*q + 5*l + 19, 11 = q - 3*l for q.
-1
Suppose 5*s - 22 = -x, 3*s + 28 = 4*x + 8*s. Solve 0 = -x*t + 8, 0 = -4*b + 5*t - 29 - 3 for b.
-3
Suppose -24*s + 39 = -33. Solve 0 = -s*q + v + 2, 9*q - 6*q + 23 = -4*v for q.
-1
Suppose 0 = 3*i - 5*v - 12, v - 2*v = 0. Let o = -10 + 17. Suppose -3*l = -3*j + 2*j - o, 0 = l + 4*j + 2. Solve -6 = -4*g + l*c, -i = 4*g + c - 1 for g.
0
Suppose 3*q - 4*b = -40, q + 3*b + b + 24 = 0. Let d(j) = 4*j - 4. Let u be d(-3). Let s = u - q. Solve -17 = -5*i + 2*c, 0 = i + 2*c - s - 1 for i.
3
Let c = -48 - -73. Let q = c - 16. Solve 4*w = -x + 1 + 2, -3*x - 2*w + q = 0 for x.
3
Let p be 0*((-12)/(-8) - 2). Solve 4*u - 3*t + 9 = p, -4*u + t + 9 - 20 = 0 for u.
-3
Suppose -3*c + 4*p = -18, -4*c + 10 = -5*c - 4*p. Solve 4*g - 1 = 5*v, 0*v + c*v + 3*g - 18 = 0 for v.
3
Suppose 0 = 9*o - 8*o + 168. Let d be ((-1)/2)/((-329)/o + -2). Solve 2*x = -x - 3*w + 9, 3*w = d for x.
-1
Let y be ((-33)/9)/(1/9). Let n = -2 + y. Let h = n - -58. Solve -m - 3*m = -c - 1, 3*m = -4*c - h for c.
-5
Suppose -2*y - 5*z - 130 = -0*y, 2*y + 2*z = -136. Let v be 23/5 + 42/y. Solve 3*m = v*k - m - 20, 0 = 3*k - 4*m - 17 for k.
3
Let y = 2670 + -2664. Solve 7*a + 17 = -5*m + y*a, -m + 3*a = 13 for m.
-4
Suppose -24 = 6*u - 14*u. Suppose 5*p = 3*x - 61, -x - 24 = -2*x - 2*p. Solve 3 = -5*t - x, -5 = u*y + t for y.
0
Let d(k) = k**2 + 5 - 6*k + 9*k + 7*k. Let t(c) = -10*c**2 + 26*c + 2. Let u be t(3). Let h be d(u). Solve -13 = 5*b - o, o = -b + h*b + 11 for b.
-2
Let d = 66 - 63. Suppose -d*z - 3 = 5*c, c = -z - 3*z + 13. Solve -3*j + 0*r - 1 = 2*r, z*j + 7 = 3*r for j.
-1
Let l = -239 - -241. Solve l*y = -10, 0*v + 2*v + 2*y = 0 for v.
5
Let m be 2/6 - ((-320)/12)/4. Suppose 0 = -3*v - m + 13. Solve -5*g + t = -3*t + 5, 0 = -v*t for g.
-1
Let x(h) = h**2 + 21*h + 88. Let u be x(-16). Solve -7*a + 4 = -4*r - 6*a, -2*r = 2*a - u for r.
0
Let q = -29 - -29. Suppose 16 = -0*r - 2*r - 2*u, 5*r - u + 34 = q. Let b(s) = s + 9. Let w be b(r). Solve 0 = -w*o + 4*x - 4, -26 = -5*x - 11 for o.
4
Suppose 0*v - 37 = -3*u - 2*v, -v + 5 = 0. Let g be 18/u + ((-6)/(-2) - 0). Solve 28 = 4*c - 4*j, -4*j + 3*j - 19 = -g*c for c.
3
Let d(i) = -i**3 - 14*i**2 - 13*i. Let u be d(-13). Suppose -4*f + 12 = -4*g, u*g = 4*g + 4. Solve -2*n - f = -3*j, 4*j - 10 = -2 for n.
2
Let q = 71 + -69. Suppose 3 = -2*k + 7. Let t be (-1)/(((-2)/k)/2). Solve q*j = 8, -2*j = t*y - 6*y + 12 for y.
5
Let y(c) = -8*c**2 - 7*c - 8 + 8*c**2 + c**2. Let u be y(8). Solve d + d - 13 = 5*l, u = l - 3*d for l.
-3
Let o be (18/(-27) + (-8)/12)*-18. Solve -8 = -y + 2*d, -4*d = -3*y + o - 6 for y.
2
Let p(w) = 2*w - 4. Let n be p(5). Suppose 21 = -n*f + 129. Let k be 64/6 - f/27. Solve 2*u + 0*u - 4*h + k = 0, 2*h + 4 = -2*u for u.
-3
Let h be (2 - 6 - -3)*-8. Suppose -h*w + 37 + 3 = 0. Solve 4*r - 2*s + 18 = 0, 3*r + 0*r + w*s + 20 = 0 for r.
-5
Let j = -2335 - -2337. Solve 0 = -3*z - 3, j*w = z - 0*z - 7 for w.
-4
Let n(l) = -2*l - 2. Let z be n(4). Let k = z + 14. Solve -4*a = 2*s + 26, s = k*a + 1 + 16 for s.
-3
Let x(y) be the second derivative of -1/12*y**4 + 1/5*y**5 - 1/2*y**2 + 4*y + 1/3*y**3 + 0. Let p be x(1). Solve 5*m + p*t = 22, -3*m - t + 12 = t for m.
2
Suppose 12*v = 30*v - 450. Solve 0*f + 29 = f + 5*y, 0 = 5*y - v for f.
4
Suppose 3*h = 5*f - 15, 5*f - 2*f = -5*h + 9. Solve 3*p + 2 = -q - 2*p, 4*q + 2*p - 10 = h for q.
3
Let a = 788 + -788. Solve 5*c - 2*k - 21 = -a*k, 3 = 5*c + 4*k for c.
3
Suppose 289 = -4*j + 89. Let s = -28 - j. Solve 4*g - s = 2*h, -4*g - 5*h + 8 = -7 for g.
5
Let p(k) = 2*k**3 + 14*k**2 + 17*k + 123. Let j be p(-7). Solve 7 = -3*t - s, 4*t + j*s = t - 10 for t.
-2
Suppose -3*s + l = -1 + 5, -2*s - 3*l + 12 = 0. Let y = -29 - -34. Suppose 3*c + y = 17. Solve s = -5*t + c*u - 32, -3*u = -t - 2*u - 7 for t.
-4
Let i(l) = -l**3 - 15*l**2 - 15*l - 15. Let m be i(-14). Let k be 0 - (m + 2 - -1). Let s be (k + -1 - -7) + -1. Solve 1 - 3 = 4*y + s*p, -2*y - p = 0 for y.
1
Suppose -239 = -3*p - 77. Let o = -38 + p. Let j be (30/20)/(6/o). Solve -j*v + 6 = 3*u, -5*v - 5 = 4*u - 13 for v.
0
Suppose -g - 2*o - 11 = 2*o, -o - 1 = 2*g. Let c = -129 - -131. Solve z + 0*y - y = c, 3*y = -2*z - g for z.
1
Suppose 0 = y + 5*v - 6, 3*v = -y + 2 + 2. Let o be 4 + -9 + 6 + (3 - y). Solve -4*d = -o*d - 2, -4*m + 2 = -5*d for m.
3
Suppose b - m = 17, 5*m + 4 = -6. Solve 0 = -5*u - 0*u - b, 4*n = -2*u + 6 for n.
3
Suppose 4*g - 8 = 5*m, 2*g + m - 2 = g. Let y be (3/g)/(2 + (-15)/10). Solve 0 = -0*l + l + f - 2, 0 = -3*f - y for l.
3
Suppose 4*l - 7*l + 15 = 0. Suppose -4*d = n + 2*n - 40, 2*d - 90 = -l*n. Solve 5*x + 28 = -2*u, -n = 3*u + 2*u for x.
-4
Let w be 8/6*18/(-24)*-2. Let s(q) = -q**2 - 3*q + 12. Let l be s(w). Let v(r) = r**2 + r. Let o be v(-2). Solve o = l*x + g - 8, 3*g = 12 for x.
3
Let j = 12 - 11. Suppose 4*l + j = 17. Let s = l + -4. Solve -2*y - 2 + 0 = s, -5*y + 7 = -3*c for c.
-4
Let k = 6 + -6. Let c = k - 18. Let q be (-1)/(-2 + (-34)/c). Solve -n + 5*i = -18, -6*n + n + q = 2*i for n.
3
Suppose 3*q - 3 = 3*b, q + 4*b = -7 + 3. Let o = -12 - -12. Suppose o = 4*a - 12 - q. Solve 0 = -a*r - 15, -21 + 1 = 3*s + r for s.
-5
Suppose -h + 19 = k + 7, 3*k - 2*h = 16. Solve -u = -2*t + 5, k - 23 = -4*t + 3*u for t.
0
Let y(d) = -d - 9. Let f be y(-6). Let c = -9 - f. Let g = -3 - c. Solve 2*x + 17 = 5*n, 0 = 5*n + 2*x + g*x - 45 for n.
5
Let x(h) = 3*h**2 + h - 2. Let j be x(1). Solve -3*n - j*n - 2*v - 4 = 0, n - v = -5 for n.
-2
Suppose 0 = -13*s + 14*s + 10. Let l(j) be the first derivative of j**2/2 + 10*j - 1. Let m be l(s). Solve m = 4*n + 2*u + 6, 4*u = -4*n - 3 - 1 for n.
-2
Suppose -3*f = -2*z - 87, -3*z + 0*f - 98 = 2*f. Let y = z + 44. Solve 4*x = -o + 13, -2 - y = -5*x for o.
5
Suppose -20 = -1299*k + 1289*k. Solve -k*c = -p + 10, 0 = 3*p - 2*p - 2 for c.
-4
Suppose 4*j = 6*j - 8. Suppose r = -0*r + j*p + 32, r - 38 = p. Solve 3*i = 4*b - 0 + 4, -5*i = 5*b + r for i.
-4
Let t = 18 - -2. Suppose 6*z - 10*z + t = 0. Solve -z*m + 2*u = -2*u + 9, -5*u = m - 4 for m.
-1
Let r(a) = a + 2. Let u be r(2). Let s be 2/3 - u/6. Suppose -2*q = 2*g - 10, 2*g + 7 = -3*g + 3*q. Solve -5 = w - g, -4*i - 4*w - 36 = s for i.
-5
Suppose 6*z = 56 - 20. Let h = 1 - 1. Let x = 0 + h. Solve x = 2*r - 0*r + z, 2*q = -r - 3 for q.
0
Let b = -240 - -161. Let v = 81 + b. Solve 2*t - 4*c = -8*c - v, -8 = 4*c for t.
3
Suppose 17 = 4*n + 3*o, 5*n + o = 10 + 14. Suppose 3*p + n*l = 25, 3*l - 6 = -2*p + 10. Solve 0*t = 4*i - t, p*i = -2*t for i.
0
Suppose 2 = -3*l + 17. Suppose -10 = -5*k, 4*k = l*n - 17 - 10. Let a(d) = d**2 - 26*d + 147. Let g be a(7). Solve 2*v = 3*u + u + g, u = -3*v - n for v.
-1
Suppose 220 = -172*d + 216*d. Solve -d*v + 3*b - 29 = 0, -4*b - b - 1 = 4*v for v.
-4
Suppose -4*o - 85*n + 82*n = -74, o - 19 = -n. Solve -5*w = d - 2*d - 23, -5*w - d + o = 0 for w.
4
Suppose 0 = s - i + 31, 0 = -4*s - 2*i - 0*i - 118. Let z = 32 + s. Solve 3*o - n + 3 = -6*n, 2*o + z*n - 2 = 0 for o.
4
Let g be -2 - -3*(-15)/9. Let b = g + 12. Suppose b*n + 3 - 18 = -5*v, -4*n - 4 = -4*v. Solve -4*u + 5*i = -21, 4*u - 5 = -u + v*i for u.
-1
Let r be (12/10)/(10/25). Let j = 6 + -7. Let h be 1*(0 - j - -22). Solve -5*d = 3*u - 32, -h = -u - 4*d - r for u.
4
Let k = 32 + -26. Suppose -p - k = -11. Solve 30 = -p*a + q, 0*a - 5*a = -3*q + 40 for a.
-5
Suppose 2*a - 3 - 69 = 0. Suppose 3*t + t + a = 4*g, -2*t - 30 = -3*g. Solve 19 = -4*o + 5*q, 3*o - g = -6*q + q for o.
-1
Let h(q) = -q**3 + 9*q**2 + 39*q - 36. Let g be h(12). Solve -t + l + 10 = g, -7 - 13 = 4*l for t.
5
Let s be (-2)/(4/(-10) - 0). Suppose -3*g = -4*m - 626, 814 = 5*g + m - 214. Let c = g + -204. Solve 5*a = s, -5 = -3*r + c*a - 1 for r.
2
Suppose -58 = -21*j - 58. Solve a = -3*d + 14, -3*a + 2*d + j*d = 13 for a.
-1
Let j = -203 + 208. Solve -g - 3 = f, f + 3*f + 10 = -j*g for f.
-5
Let r(q) = 2*q - 2. Let l be r(3). Solve -2*c - 1 = -n - 0, -l = 2*c - 2*n for c.
1
Let f(r) = -5 - 203*r**2 + 202*r**2 - 13*r - 3. Let l be f(-12). Solve -l*g + 21 - 1 = -2*k, 2*g - 10 = 3*k for k.
0
Let r(s) = -s**3 + 7*s**2 - 3*s - 18. Let z be r(6). Let p be ((-2)/(-6))/(1/12)