12. Solve n = u - r for n.
2
Let s = 15 + -7. Let i(g) = g**2 - 8*g + 4. Let v be i(s). Solve a - v = -2 for a.
2
Let p = -6 - -7. Let q = 6 - p. Solve -q*n - 15 = 5 for n.
-4
Suppose -t + 1 = -0. Suppose -a + 2 = -t. Let s be a + -4 - (0 + -9). Solve 0 = -3*l + s + 7 for l.
5
Suppose 3*o + 3*g - 6 = 0, o + 2*o + 2*g = 4. Suppose -4*i + 0*i + 8 = 0. Solve -i*q - 2*q + 8 = o for q.
2
Let m = -14 - -15. Suppose n - 4 - m = 0. Solve 5*h + 30 = n for h.
-5
Suppose -2*u - 6 = -2*w, -5*u = -0*u - 3*w + 13. Suppose 1 = -l + 3. Let a = u + l. Solve a = -0*r - r - 2 for r.
-2
Suppose -5 = 5*o + 5*p, -2*p + 6 = 5*o + 2. Solve o = -w - 0*w for w.
-2
Let u be 198/8 + (-4)/32*-2. Solve -4*f - f = -u for f.
5
Suppose -10 = -n - 4*n. Suppose -5*v - 2*w = w + 11, -n*v - 2 = 2*w. Let j be 1/v + 291/12. Solve j = -5*f + 4 for f.
-4
Let q be (1 - -1)*15/(-10). Let k be (-11 - q)/((-4)/2). Solve -k*x = -x for x.
0
Let u be (-232)/(-72) + (-4)/18. Solve -u = w - 1 for w.
-2
Let f(y) = -7*y + 2. Let m be f(2). Let k be (-147)/m + 2/(-8). Solve 5*z - k = -37 for z.
-5
Let p be 1/3 - (-10)/6. Solve 0 = 2*y + p + 2 for y.
-2
Let g = 21 + -17. Solve 12 = -g*u + u for u.
-4
Let y = -34 - -22. Let c be 2/3 - 4/y. Solve -4*i - c = -3*i for i.
-1
Let t(x) = -x**2 - 7*x - 6. Let g(j) = 7*j + 1. Let y be g(-1). Let q be t(y). Let l be (8 - 2/(-2)) + q. Solve l = -4*a + 29 for a.
5
Let a(c) = 18*c**2 + 2*c - 1. Let m = 3 + -2. Let l be a(m). Let g = l - 11. Solve -2*v = -4*v + g for v.
4
Let n = 65 - 97. Let v = n - -53. Solve -v = -4*h - 5 for h.
4
Let w = 51 + -31. Let l = -16 + w. Suppose -4*b = -p - 9, -5*b + 9 + 11 = 0. Solve -p*g - 15 = -l*g for g.
-5
Let x(i) = 37*i**3. Let o be x(1). Suppose 5*w - o - 58 = 0. Let c = -2 - -2. Solve c = 3*d - w + 7 for d.
4
Let f be (-135)/9*(0 + -1). Solve 5*g + 10 = -f for g.
-5
Suppose -7*a + 2*a = 5*t, 3*a = -t - 4. Let z(b) = -b**t + b + 4*b - 4 + 0*b**2. Let m be z(3). Solve 6 = -m*h - h for h.
-2
Suppose -8*n = -3*n - 5. Let x be (-4)/(-6) - 14/(-6). Let d = 1 + x. Solve -l - n = d for l.
-5
Let i(o) = -o - 6. Let l be i(-7). Solve -l = 4*h + 3 for h.
-1
Let m(u) = u. Let x be (6/(-4))/(1/(-2)). Let c be m(x). Let z = -3 + 6. Solve -z + 0 = -c*l for l.
1
Let b(i) = i - 2. Let y be b(7). Let p = 6 + -8. Let v = p + y. Solve 5*r - v = 2*r for r.
1
Let x = -3 - -5. Suppose x*j + 8 = 58. Suppose 4*s - 3 = j. Solve -3 - s = 5*n for n.
-2
Suppose 5*u + 31 = 4*c + 121, -3*u - 2*c = -54. Let i = 10 + -16. Let d = i + u. Solve 5*z = -8 - d for z.
-4
Suppose -3*s = -0*f + 4*f - 11, -2*f = s - 3. Let y be (1 + s/(-3))*-12. Solve -n = n - y for n.
4
Suppose -2*z + 3*l + 1 = 0, -2*l = -0 - 10. Suppose 0 = -0*p - 3*p + 3*q - 9, q = 3*p + 11. Let a(t) = t**2 + 3*t - 1. Let y be a(p). Solve y*m - z = m for m.
4
Let r(l) = 21*l**2. Let p be r(1). Let a = -16 + p. Solve 0 = -4*c + 3*c - a for c.
-5
Let a(g) = g**2 - 7*g + 9. Let w = 13 - 7. Let m be a(w). Solve -7*s + 4 = -m*s for s.
1
Let c be -1*2/4*104/(-13). Solve v + c = 2 for v.
-2
Let w = -1 + 0. Let s be (w/3)/(1/(-9)). Let g(a) = -a**2 + 6*a - 1. Let t be g(5). Solve s*m = -11 - t for m.
-5
Let i = -1 - -6. Suppose 3*r - 48 = -i*w, -3*r = -5*w - 22 + 94. Solve -l = -4*l - w for l.
-4
Let b(y) = y**2 - 8*y - 13. Let c be b(10). Let w = c + -3. Solve -13 = w*p - 1 for p.
-3
Let f = 6 - 9. Let j = 5 + f. Suppose -2*b - 2 = -b + j*s, -2*b = -5*s - 14. Solve 3*v + b*v = -5 for v.
-1
Let i(n) = -n + 6. Let c be i(5). Suppose 4*q + 5*w + c = -12, -15 = 3*w. Solve 0 = -4*t + q*t - 4 for t.
-4
Suppose -f + 4*f = 0. Suppose f = 2*w + 2 - 8. Let n be 0/(5 - 2 - 1). Solve n = -w*i - i for i.
0
Let z = -10 + 17. Solve -3*b + z*b = 0 for b.
0
Let d be (-5 - (-6 + 3)) + 5. Solve d*y = -0 + 3 for y.
1
Let h(a) be the second derivative of -5/2*a**2 + 0 + 1/6*a**3 + 3*a. Let i be h(12). Solve 0 = -5*b - i - 8 for b.
-3
Let s be (-1)/(-1)*(-2)/(-2). Let b be (6/15)/(s/10). Let k be 1*(-30)/(1*-2). Solve -k = -b*a - a for a.
3
Suppose 5*h - 40 = 155. Let d = h + -21. Solve -4*c - 2 + d = 0 for c.
4
Let c(u) = u + 5. Let w be c(0). Solve -10 = -w*p + 5 for p.
3
Let j be -3 + (13 + -3)/2. Solve 2*z + j = 4*z for z.
1
Suppose 0 = -0*z + 5*z. Let w(i) = -i - 1. Let n be w(-3). Let m be 7/n - 1/(-2). Solve m*j + z*j - 8 = 0 for j.
2
Let b be (-24 - -14)*(-1 - 0/2). Solve 0 = -b*d + 5*d - 25 for d.
-5
Let v = 14 - -6. Let n be (-10)/(-45) - 124/(-9). Suppose v = u + 3*u + 2*y, n = 2*u + 3*y. Solve -d - u*d = -5 for d.
1
Suppose 5*v - k - 5 = 0, 2 = -5*v + 4*k + 22. Suppose v = 3*n - 5*n + 30. Solve y - 4*y + n = 0 for y.
5
Let p(k) = 2*k - 1. Let t be p(3). Let f be (-1)/((-10)/(-12) + -1). Suppose t*n - f = -3*m + 9, -4*n = m - 12. Solve -8 = n*y + 7 for y.
-5
Let k = 5 + -9. Let m be (-1)/2 + 22/k. Let q be (-3)/m*1*6. Solve 4*j + 1 = -q for j.
-1
Suppose -20 = -2*r - 2*r. Let s = r + 0. Solve -9 = -s*l - 4 for l.
1
Suppose -2*x + l = x - 18, x - 5*l + 8 = 0. Suppose -2*k + x + 1 = 0. Suppose -3 = -3*a + 12. Solve 4 = k*u - a*u for u.
-4
Let f(c) = c**2 - 2. Let s be f(-2). Suppose 3*y - 6 = -3*v, -2*v + 4 - s = 0. Let a be 6/(-21) + 32/14. Solve -a*b = -b - y for b.
1
Let h(b) = 3*b - 1 - 7*b - 3*b. Let c be h(-1). Solve 0 = -2*r + 4 + c for r.
5
Let g = -14 - -7. Let u(p) = p**2 + 6*p - 7. Let s be u(g). Solve s = -3*b + b - 10 for b.
-5
Let x(t) be the first derivative of t**3/3 + t**2 + t + 4. Let o be x(-1). Solve -5*f + o = 5 for f.
-1
Let x = 16 + -13. Solve p = -x*p + 20 for p.
5
Let p(y) = -y - 4. Let x be p(-6). Let h = 2 - x. Suppose h = d - 2 - 1. Solve 2*o - 5*o = d for o.
-1
Suppose 3*y - 12 + 2 = -5*p, -2*y = 5*p - 10. Suppose -5*c + 11 + 4 = y. Solve -j = c*j - 4 for j.
1
Suppose z + 45 = -4*z. Let m be (6/z)/((-2)/6). Suppose -4*q + m*q + 6 = 0. Solve 1 = q*o - 2 for o.
1
Suppose -4*r = r - 75. Solve 3*q + 0*q - r = 0 for q.
5
Let v(m) = -m**2 + 7*m + 9. Let a be v(8). Let b be -1 + (1 + a)*2. Suppose -3 + 78 = 5*k. Solve b*u - 8*u - k = 0 for u.
-3
Suppose 25 = 3*b - 5*y, -y = 5 - 0. Let k = -24 - -27. Solve -k*v + 9 + 3 = b for v.
4
Suppose -h - 5*b + 64 = 0, 0*b + 36 = h - 2*b. Let p = 64 - h. Solve 5*u = u - p for u.
-5
Let n = 9 + -2. Suppose -28 = v + s - n, 4*s = -2*v - 46. Let a = 31 + v. Solve -a - 4 = 4*t for t.
-4
Let y be (-12)/15*5/(-2). Suppose 0*a = 2*a - y. Solve -t = 4 + a for t.
-5
Suppose 0 = -5*m + 2*m + 12. Suppose -2*w = -4*z - 10, 0 = 5*z + 3*w - 0*w - 15. Suppose 3*v + 2 - 14 = 0. Solve z*b - v*b = -m for b.
1
Let p be -1 + (-44)/(-2*2). Let j = p + -10. Solve j = 5*i - 4 + 9 for i.
-1
Suppose 2*b + 16 = 6*b. Suppose 0 = -r + b*j - 13, 5*r = r - 4*j - 12. Let m(q) = -q - 2. Let y be m(r). Solve -y*a + 2 = -a for a.
1
Suppose 4*w - 5*w - 3 = 0. Let j be (w/2)/(4/(-24)). Solve j*b - 5 = 4*b for b.
1
Let y be (-5 + 0)*(-12)/20. Let f = 9 + -5. Solve f*a + y + 5 = 0 for a.
-2
Let g = -18 - -18. Solve g = 2*z + 9 + 1 for z.
-5
Let p be (-1 - (0 - -2))*(-680)/102. Solve -2*g - 3*g = -p for g.
4
Let d be (1/2)/(2/12). Suppose -2*r - d*r = -75. Solve 8*s - r = 3*s for s.
3
Let p be 6 + (0 + -2 - -4). Solve 4 = -k + p for k.
4
Let f(d) be the first derivative of -d**3/3 - 4*d**2 + 4*d + 11. Let h = 0 + -8. Let y be f(h). Solve 15 = -y*n - n for n.
-3
Suppose -23 + 21 = -d. Solve 2*s - d = 4*s for s.
-1
Let q(f) be the third derivative of f**4/12 - 2*f**2. Let t be q(2). Solve t = -3*x - x for x.
-1
Suppose 2*l - 24 = -4*n, 4*l - 2*n - 25 = -7. Solve 3*y = l*y - 6 for y.
2
Let c be 6 + -4 + 2 + -1. Suppose -c*u + 5 = -2*u. Solve -h - 16 = -u*h for h.
4
Let r(u) = u**2 - 13*u + 4. Let q be r(14). Let w = -7 + q. Solve -3*p = -w + 2 for p.
3
Let r(j) = 3*j - 15. Let i be r(6). Solve -i*g + 0 = -3 for g.
1
Let r(k) = -4*k. Let j be r(-1). Let p = 0 + 0. Suppose 2*a + 2*a = p. Solve 2*s - 3*s + j = a for s.
4
Let f = 33 - 33. Solve f = o + o for o.
0
Suppose 34 = -5*l + 69. Solve 3*b = -l + 16 for b.
3
Let d(s) = 30*s**2 + s + 1. Let t be d(-1). Let j be 48/t + (-2)/(-5). Suppose j*u = -2*u. Solve -20 = -4*q - u*q for q.
5
Let f be 2 + (-11)/(-4) - (-3)/12. Solve -f*o = -4*o for o.
0
Let u be -4*((-14)/(-4) - 4). Solve 0 = -a - u for a.
-2
Suppose -6*o = -3*o - 6. Suppose 5*m = -3*y + 51, -6*m + o*y + 66 = -m. Solve -4*j + j - m = 0 for j.
-4
Let j(x) = 2*x**2 - 5*x + 3. Let u be