Let r = -21 + 24. Suppose r*u - 6 = 2*l - u, 0 = -5*l + u + 3. Solve -l = -2*t + 3 for t.

Suppose -2 - 4 = -3*b. Let w be (-138)/(-30) - b/(-5). Suppose 0 = w*y - 4*j + 20, j - 4 = 1. Solve -3*t + 2*t - 4 = y for t.

-4

Suppose 4*w = -5*i + 24, -5*w - 2*i + 21 = 2*i. Let n be 0 + ¹²⁄₄ + w. Solve 2 + 14 = -n*d for d.

-4

Suppose -f + 0*v - 7 = -5*v, 10 = 5*v. Suppose -9 = -2*t - s, -3*t + 1 = 4*s - 0*s. Solve d = -f + t for d.

4

Let r = -22 + 24. Let v(l) = l - 2. Let t be v(4). Solve 0 = -t*c - r*c - 20 for c.

-5

Let c(j) = -9*j2 - 2*j + 7. Let n(x) = -26*x2 - 6*x + 20. Let l(o) = 14*c(o) - 5*n(o). Let t be l(-2). Solve 9*r = 4*r + t for r.

2

Suppose -4*j + 3*a - 3 = -21, 0 = 3*j - 2*a - 13. Let b be -12(-3)/j. Solve -4*v + 10 = -b for v.

3

Let t(w) = -9*w - 2. Let z(n) = -10*n - 2. Let j(u) = 5*t(u) - 4*z(u). Let b be j(2). Let m be ((-1)/(-3))/((-2)/b). Solve m = -i + 3 for i.

1

Let g = -40 + 57. Let o = g - 9. Suppose -4*d + 2*j = 4, 5*d + 3*j = -j + o. Solve d = -l - 3*l - 20 for l.

-5

Let j be 1*(1 + -2) + 1. Suppose 2*c - 5*p - 12 = -2*c, 3*p - 12 = j. Let s be ((-2)/2)/((-2)/c). Solve -s*y = y for y.

0

Let c be (0 - -2)*(-10)/(-4). Suppose -c*q = 5*x + 20, 2*q + 4 = -2*x + 4*q. Let v = 3 - x. Solve 0 = -5*d + v - 1 for d.

1