Let n = 3 + -1. Solve -3*a = n + 7 for a.

-3

Let x(h) = -h**2 + 2. Let k be x(7). Let f = k + 20. Let m = -19 - f. Solve -q + m = 3*q for q.

2

Let t be 1/((-1)/(4/(-4))). Solve -1 = -r + t for r.

2

Let z(q) = q + 9. Let v be z(-6). Suppose v*u = 2*u. Solve u = 4*a + 33 - 13 for a.

-5

Let g(k) = k3 + 20*k2 - 20*k + 23. Let n be g(-21). Solve -7*b - 5 = -n*b for b.

-1

Let v = 2 + -4. Let s = -1 - v. Solve -s - 7 = -4*r for r.

2

Let g© = 2*c3 - 3*c2 - c + 3. Let o be g(2). Solve o*l + 29 = 4 for l.

-5

Let l® = -r3 + r2 + 3*r + 1. Let i be l(-2). Solve 12*g - i*g = -25 for g.

-5

Suppose 3*b + 2*c + 25 = 6*b, 0 = -5*b - 2*c + 15. Solve 0 = -2*l - 1 + b for l.

2

Let s be 148⁄6 - 1/(-3). Solve -r - 4*r = -s for r.

5