Suppose -60 = s + 3*s. Let b = s - -19. Solve -z = b*t + 21, 3*z - 3*t + 2 = -1 for z.
-5
Let z be 1*(6/(-5))/(9⁄30). Let i be z/(-16) + 60⁄16. Solve -i*q = -5*q + l - 3, -6 = 3*l for q.
-5
Let u be (-5)/((-56)/(-16) + -4). Solve 0 = 2*p + u, 0 = -2*k - p - 50 + 35 for k.
-5
Let t be (-690)/(-161) - 4⁄14. Let a be 0 + -2 - (-5 - (t - 5)). Solve -q - a*r = -9, -4*q - 4*r = -r - 16 for q.
1
Let h = 121 - 120. Suppose 2 = -2*r - 2*m, -4*r + 9 = m + h. Solve 2*w + 23 = 5*f, -f + 8 = r*f + w for f.
3
Let y = 226 - 223. Suppose -m + 1 = 4*s, -y*m + 3 = -0. Solve -5*q = -3*b - 22, 3*q - 6 = -s for b.
-4
Suppose -3*s = -4*n + n + 168, -5*s - n - 262 = 0. Let v = 53 + s. Solve x + 2*m = v, -2*x - m = 2*x - 7 for x.
2
Let f(p) = -287*p - 278. Let y be f(-1). Solve 3*o + 4*i - y = 2*i, 5*o + 4*i = 13 for o.
5
Let b(l) = l3 + 17*l2 + 76*l + 62. Let w be b(-10). Solve -4*h + 7*o - 9*o = -6, 7 = w*h - 3*o for h.
2
Let y be (8/(-10))/((4/(-30))/2). Let j be (32/y)/((-1)/3*-2). Solve 5*f - j*k + 3*k = 25, 0 = -k - 5 for f.
4