Suppose -8*r - 4*q = -10*r + 20, -4*r + 2*q + 16 = 0. Solve -f - f = r for f.
-1
Let f(u) = -u2 + 9*u - 11. Let a(m) = -m2 + 8*m - 4. Let t be a(6). Let p be f(t). Let o be (-4)/(-12) + (-5)/p. Solve 0 = 5*z - 12 + o for z.
2
Suppose -3*d + 19 = 4*z, -d + 3 - 18 = -4*z. Solve 4*g + d = 3*g for g.
-1
Suppose -3*j = -y - 0*j + 11, y - 2*j = 8. Suppose -4*b + 6 = -y*b. Solve -b*t = 2*t + 15 for t.
-3
Let f(j) = j3 + 7*j2 + 6*j + 2. Let o be f(-6). Solve 0*q = q + o for q.
-2
Let s(v) be the first derivative of v3⁄3 + 3*v2 - 5*v + 2. Let u be s(-7). Solve -y + u = -1 for y.
3
Let y be (-1 + 16)*(-1)/(-3). Suppose y*w = -4*t + 17, -5*w + 15 = 2*t + 4. Suppose -3*f + 2*f + t = 0. Solve -12 = -0*k + f*k for k.
-4
Let h = -57 - -62. Solve -4 = h*w + 1 for w.
-1
Suppose 4 = 8*r - 6*r. Solve r = y + 4 for y.
-2
Let m be (-9)/15 + (-76)/(-10). Let z(w) = w**2 - 2*w + 2. Let k be z(2). Solve -5*v = -k + m for v.
-1