7. Solve 0 = -c, 3*u + 0*u + 9 = q*c for u.
-3
Suppose -v = -4*v. Suppose x + 0*x - 3 = v. Suppose -2*j - j = -5*t, 0 = 4*j + x*t. Solve j = -4*k + 2*u + 2, -2*k + 6*u - u - 11 = 0 for k.
2
Let o = 24 + -22. Solve o*i + 3 = 5*b - 3, 9 = -3*i + 3*b for i.
-3
Let r be 3 + 2*1/(-2). Suppose -k - 4*p = 6, r*p = -9 + 1. Suppose 12 = 3*s + m - 4*m, -m - 14 = -3*s. Solve -30 = s*j + 5*z, -6*z = -4*z + k for j.
-1
Suppose 0 = -3*d - 5*d. Solve d = -4*v + 4*k, -k - 2 = 3 for v.
-5
Suppose 0 = 2*b - 4. Suppose 4*h - 8 = h - b*z, -z = -2*h + 3. Solve -4*k - 25 = -3*r, -k - 2*k - 6 = h*r for k.
-4
Let c(y) = -y + 4. Let o be c(0). Solve 0 = -o*p, -4*p = -3*k + 6*k for k.
0
Let q(m) = -m**2 - 9*m - 7. Let w = -19 + 12. Let k be q(w). Suppose -15 = -k*a + 2*a. Solve 0*f = 4*f + a*s + 20, 3*s = -5*f - 22 for f.
-2
Let i be (-3)/6 + 14/4. Solve 2*s = -h - 3*s + 1, -4*h + 4 = -i*s for h.
1
Let c be (0 - 5/10)*-4. Solve -c*q - 2*q + 15 = z, 0 = 2*z - 3*q + 25 for z.
-5
Let w = 9 - 5. Suppose -2*l - 2 = w*z - 18, -l = -4*z + 10. Solve -2*q + 2*t + 2 = 0, -l*t - 2 = 3*q - 15 for q.
3
Let g(m) = m**2 - 9*m + 17. Let u be g(7). Solve -2*o + u*n = 5, 1 + 4 = -o - n for o.
-4
Suppose 3*n = 5*n - 4. Suppose 0 = 3*c - n*c. Solve -3*z = -c*z + f, -4*f = 5*z - 7 for z.
-1
Suppose -4*s = -k - 71, -5*s + 4*k = -k - 100. Let c be 3/21 + (-4)/28. Solve 3*v + s = -v + i, -3*v - 2*i - 21 = c for v.
-5
Suppose -4*v = 11 + 1, -3*k - 5*v = 24. Let x = -1 - k. Solve g - 4*g = -3*z - 6, -x*g = -5*z + 5 for g.
5
Let r = -15 + 17. Suppose -4*a = -r*a. Solve 0 = 3*l + 2*l - 5*u + 25, a = -5*l - 2*u - 18 for l.
-4
Let n = 20 + -16. Let i be (-1)/(n/(-28)) - 2. Solve -2 = -i*f - v, -5*f + 0*v = 4*v - 8 for f.
0
Let b(i) = -3*i**2 + 5*i + 11. Let a(f) = -4*f**2 + 4*f + 10. Let m(d) = 2*a(d) - 3*b(d). Let y be m(9). Solve -g = y, 2*g = -3*c + 2*c - 5 for c.
5
Let j be (-2)/(-13) - (-6)/(-39). Suppose 0*s + 4*s - 12 = j. Suppose 0 = -v + 5, 5*z = 2*z - 2*v + 34. Solve 2*o + 3*o + 20 = 4*t, 0 = s*t + 2*o + z for t.
0
Suppose -11*k = -5*k - 72. Solve 3*w - 5*b - k = 0, 0 = w + 4*b - 1 + 14 for w.
-1
Suppose 0 = 5*j + 3*j - 48. Solve h - j = -3*u - 1, 3*u - 10 = 4*h for u.
2
Let f = 9 + 33. Suppose 0*n + f = 2*n. Solve 0 = 5*v + 3*y, 5*y - n = 4 for v.
-3
Suppose 4*q - 3 = 9. Let o = 2 + 2. Suppose o*j - 47 = 13. Solve q*g - 5*i = -40, -g - g + j = 5*i for g.
-5
Suppose -l + 5*h - 10*h + 10 = 0, -5*h = -l. Solve 0 = -2*u + 2*b - l*b + 4, -b = 5*u + 3 for u.
-1
Let t(r) be the second derivative of 1/6*r**3 + 0 - r + 6*r**2. Let v be t(-10). Solve 3*l = -4*y - 19, v*l = -0*l + 3*y + 10 for l.
-1
Let z(c) = c - 1. Let k(p) = 2*p - 4. Let g be k(-4). Let j be g*((-3)/(-2))/(-3). Let v be z(j). Solve -v*s - 5 = 2*h, 2*h + 0*h = -4*s - 2 for h.
5
Let x = 34 + -31. Solve 3*y = x*g - 3, 4*g - 4*y - 16 = 3*g for g.
-4
Let r = -38 + 42. Solve 2*u - 2 = -r*w, -28 = 5*u - 3 for w.
3
Let f = 13 - 29. Let a be f/(-3) + (-2)/6. Solve n + n = -5*q + 4, -a*q - 5 = 5*n for n.
-3
Suppose -n + 0 - 1 = 0. Let j be (-1)/2*(-9 + n). Solve -4*c - 2*a = -j*c - 7, -a + 20 = 5*c for c.
3
Let v = 10 - 5. Solve -2*h = -4*u - h - 1, v*h - 20 = 5*u for u.
1
Suppose -3*m + v = -1, -3*v + v = 3*m - 16. Solve -10 = 5*g - 5*z, m - 10 = 5*g - 3*z for g.
-1
Let z(s) = 2*s - 3. Let i be z(7). Let t(w) = 4*w - w**2 + 8*w + 6 + i. Let n be t(13). Solve 19 + 6 = 5*l, 5*l = n*k + 41 for k.
-4
Let g(u) = -u**3 + 5*u**2 - 3*u - 1. Let f be g(2). Solve 4*l = -3*j - 4 + 16, 20 = -2*l + f*j for l.
0
Let w be 6/21 - 19/(-7). Solve -3*s - 3*l = -4*l - 16, 0 = 3*s - w*l - 24 for s.
4
Let u = -158 - -162. Solve 3*k = u*m + 14, 6 = -2*k - 5*m - 0 for k.
2
Let d be 1 + -3 + 13 - -3. Let l = d + -6. Solve 5*i + 4*f = 2*f + l, i = 3*f - 12 for i.
0
Let f(w) = -w**2 - 6*w + 9. Let v be f(-7). Suppose 2 = 4*b - v. Let o(u) = u - 7. Let x be o(10). Solve h = -b, -6*i + x*i + h - 2 = 0 for i.
-1
Let d(y) = -y**3 + 11*y**2 - 9*y - 9. Let x be d(10). Solve -4*p - x = 3*f, -p = 4*p + 4*f for p.
-4
Let i be (-38)/(-6) - 4/(-6). Let p = 3 + 0. Solve -4*d - 5*j - 34 = -i*d, d + p*j = -12 for d.
3
Let q be 5 - (5 - 2)/(-3). Let l(u) be the first derivative of -u**3/3 + 5*u**2/2 - 4*u - 1. Let d be l(3). Solve -5*r + 5*s = 20, q*r = d*r + 3*s - 13 for r.
-1
Let k(y) = -4*y - 8. Let h be k(-3). Solve l = -4*s - 3*l + h, 3*s - 10 = 4*l for s.
2
Let y(m) be the second derivative of m**3/6 - m**2/2 + m. Let v be y(1). Suppose v + 2 = k. Solve -2*c = -k*d, c - 5*d - 2 - 2 = 0 for c.
-1
Let f = 28 + -26. Suppose -4*j - 16 = -2*p, 9*p - 4*p - j = 67. Solve -4*y + p = b, -b + y - f*y = -2 for b.
-2
Let i(h) = h**2 - 4*h + 1. Let y be i(3). Let p be -1*(-3 - y)*3. Suppose 0*z + z + 7 = 5*j, 3*j + 3 = p*z. Solve 2*l + 3 = z*a, 5*l + a + 4 = 4*l for l.
-3
Let f(i) = -i**2 + 9*i - 9. Let q be f(7). Solve -g = q*z + 23, 0 = 4*g - 0*z + 2*z + 2 for g.
2
Let y = 8 + -4. Suppose 3*o + 17 = 8*o - y*f, 2*o = 2*f + 6. Solve 4*s - 31 = -o*a, a - 4*s - 15 = -7*s for a.
3
Let g = -17 - -18. Solve 5 = 5*z + i, -g = 2*z - 3*z + i for z.
1
Let b = 2 + 2. Suppose -2*o + b = -0. Solve o*a - 6*a = -4*g, 3 = 5*g - 4*a for g.
3
Let c(m) = -m**3 - 2*m**2 + 5*m. Let j be -2 - (2 + (-72)/3). Suppose -j = 7*q - 2*q. Let x be c(q). Solve -5*b - 6 = 3*u, 0*b - b = -3*u + x for b.
-3
Suppose h = 2*h. Let o be h + 9 + (-5)/(-5). Suppose -2*l + 9 = 1. Solve -l*g + 7 = 3*z - 1, o = 5*g + z for g.
2
Let z(q) = -5*q + 5. Let f be z(0). Solve 3*x + f*h = 15, 20 = 4*x - 0*h + 5*h for x.
5
Suppose -3*p + j + 6 + 6 = 0, -5*j = 3*p + 6. Solve -5*i - p*l - 4 = -1, -4*l = -4*i - 28 for i.
-3
Suppose -5*n + 5 = 2*i + 2*i, 4*i + 5 = 5*n. Solve i*t = -4*t - u - 10, -u = t + 1 for t.
-3
Suppose i + 5 + 11 = 4*m, 2*i + 2*m = 18. Let c be i/1*(-2)/(-4). Solve -c*x + h + 7 = 0, 4*x + 3 = x - 3*h for x.
2
Let k be (-1 - -4 - 1) + 3. Solve 2*b = 2*o - 1 - 5, -4*o = -k*b - 12 for o.
3
Let w(n) = n**3 - 5*n**2 + 3*n + 7. Let b be w(4). Solve 2*r = 3*v, r - 6 = -3*v + b for r.
3
Let h = -32 + 18. Let r = -9 - h. Solve 5*a - 25 = -r, -3*a = -2*j - 10 for j.
1
Let t = 4 + -4. Suppose -3*q + a = -3, -2*q + 4*a + t*a + 12 = 0. Solve 5*r = -u + 14, -3*u - u - 3*r + 5 = q for u.
-1
Suppose 0 = w - 2, -8 - 2 = 2*t + 2*w. Let n = 27 + t. Let s be -2*5/(n/(-6)). Solve -2*k + 4*k - 21 = -5*y, -s*k + 4*y - 3 = 0 for k.
3
Let c(d) be the first derivative of -d**3/3 + 5*d**2/2 + 2*d + 7. Let j be c(5). Solve 0 = -w - 5*z + 18, 0 = -0*w - 2*w + j*z for w.
3
Suppose z = -3*z + 112. Solve 5 = 4*w + w + 5*t, 2*t + z = 4*w for w.
5
Let j be ((-44)/(-6))/((-5)/(-15)). Suppose -j = -4*g - 2*b, 5*b - 25 = -g - 3*g. Solve 0 = 4*a - 7*m + 2*m + 36, -g*a - 2*m - 12 = 0 for a.
-4
Suppose -6*p - 15 = -9*p. Let i = 6 + -4. Suppose -3*m = -8 + i. Solve -p*t + 0*t = 2*w, w = m*t for w.
0
Suppose -2*n = -0*v - 5*v + 24, 0 = 2*v - 4*n - 16. Let k = -2 + 4. Solve -7*b + 2*b + k*t = -16, -v*b + 18 = t for b.
4
Let o(v) = -1 + v - 6*v - 6*v**2 - v**3 - v. Let u be o(-5). Let y be u - (2/(-2) + 1). Solve y*k = 16, -4*t + 0*k = 3*k + 8 for t.
-5
Suppose -5*q - 33 = -2*x, 5*x = -3*q - 2*q - 5. Let n = 8 + q. Let f be 22 + n + -1 + -3. Solve -l - 3*l - 4*c + 12 = 0, -5*l + c = -f for l.
4
Let b be (-1)/(-2) - 28/(-8) - 0. Solve -5*h - 6 = b*x - 39, -3*h - x + 17 = 0 for h.
5
Let s = -21 - -24. Solve -15 = -s*d + 3*t, -7 = d - 4*t - 24 for d.
1
Let q(h) = 5*h**3 - 2*h + 1. Let x be q(1). Solve 0*i - 6 = -x*g - 2*i, -5*g = i - 12 for g.
3
Suppose 5*j = -0*j - 5, -5*j - 5 = 2*k. Solve k*s = 4*h + 3*s + 28, -3*h - 20 = 2*s for h.
-4
Let c be -5*(1 + -3 + 0). Solve 2*a = 4*t - c, -10 = -3*t + 3*a - a for t.
0
Let v be (-6 + 11)*24/(-5). Let z be 6/4*v/(-9). Solve 3*d = -15, 2*d = -5*r + z*d for r.
-2
Let y be 36/6*3/6. Solve -3*s + y*w + 2 = -w, -2*s + 3*w = -2 for s.
-2
Let y be (-45)/(-10)*(-16)/(-12). Solve -c = -y*c - d + 16, 16 = -4*d for c.
4
Suppose -4*u + 2*u - 17 = -3*w, 20 = -2*u + 4*w. Let g be 2*2/u*-2. Solve 0 = -p - 4*r - 1, 4*p = r + g*r - 23 for p.
-5
Let v = 33 + -28. Solve -3*l + 3*d = 15, 0*l + 2*d = -v*l - 18 for l.
-4
Let f = 4 - 5. Let k(h) = -3*h + 0 + 0 + 1. Let b be k(f). Solve 4*q = -4, 3*y + 2*y - 24 = b*q for y.
4
Let f be (-1 + 1)/(16/(-8)). Solve 3*w - 26 = -4*d, f*w - 13 = -d - 4*w for d.
5
Let o = -1 - -3. Suppose 4*t = 3*z