Let q = -10 - -12. Suppose -q*b = -z - 5, 2*b - 2 + 12 = -2*z. Solve 0 = 4*d - 20 - b for d.

Let l(z) = -4*z - z**2 - 8 + 7 + 2 + 2. Let v be l(-4). Solve -7 + 1 = v*s for s.

-2

Let s(i) = 9*i - 1. Let f be s(1). Let q(x) = x3 - 6*x2 + x - 4. Let g be q(6). Suppose -3*t + f = h, -2*h + 4*t = g*h. Solve h*y = -0*y + 6 for y.

3

Let k® = -13*r + 9. Let x be k(0). Solve 4*a = -x - 11 for a.

-5

Let x(d) = -d - 2. Suppose -3 - 1 = -o. Let y = o - 7. Let m be x(y). Solve s + m = 5 for s.

4

Let s be (-3)/15 - (-72)/10. Suppose -4*p + 5*f - s = -0*f, -3*f + 5 = -2*p. Solve -p*y - y - 12 = 0 for y.

-4

Let y = -1 - -1. Let r = y + 4. Solve -3*x = -r*x - 3 for x.

-3

Let v© = -c3 + 6*c2 - 7c + 3. Let z be v(5). Let n be 1/(-2)(3 + z). Let g(i) = 2*i3 - 3*i2 + i. Let m be g(2). Solve 0 = m*s - n*s - 8 for s.

2

Suppose 5*i = 11 + 9. Solve 0*t = i*t for t.

0

Let a be ³⁄₇ - (-32)/7. Solve -a*l = -24 + 9 for l.

3

Suppose -4*d = -5*d. Solve d = 4*g - 2*g - 6 for g.

3