Suppose 3 - 19 = -a. Suppose 0 = b, 0*r = r + 2*b - 3. Suppose o - a = -r*o. Solve o*z = -3*y + 2*z + 10, -20 = 4*y - 4*z for y.

Let g = 4 - -38. Let q = g + -37. Suppose 3*v = -q*u + 108, 4*u - 54 = -4*v + 26. Solve -s = 4*z + u, -s + 22 = -4*z + 6 for s.

-4

Let m(f) = -3 - 40 - 7*f + 8 - 10. Let p be m(-7). Solve -i + p*r - 20 = 0, 0 = 2*i + 2*r + 2*r - 20 for i.

0

Suppose -2550 = -145*j - 25*j. Solve -r + 4*r = t - 5, 3*t - j = 3*r for r.

0

Let b(f) = -2*f3 + 19*f2 + 5*f - 22. Let g be b(9). Let s = g - 98. Solve -s = 2*r + m, 24 = -5*r - m + 3*m for r.

-4

Let y be (-8 + 7)*-6*¹⁄₂. Solve -5*w + 28 = -y*r, -2*r + r = 2*w - 9 for w.

5

Let g = -77 + 44. Let u = 61 + g. Suppose -10*r = -12*r + u. Solve -4*m + 3*b = -r, 3*b + 30 = 4*m + 8*b for m.

5

Let i = 0 - -2. Let o be ²⁰⁄₅ - (-9 + -6). Suppose -o = -i*b + 21. Solve 2*a + 5*z = b, -3*z = 2*a + z - 18 for a.

5

Let h(s) = -8 + 24 + 2*s**2 - 8 + 3*s - 7. Let b be h(-2). Let d be 0 + (10/b)/(¹⁰⁄₁₅). Solve 31 + 1 = -4*z + 5*p, d*z + 11 = -p for z.

-3

Let w be (-8)/6*12/(-8). Let f = -1708 + 1710. Solve 4 = f*p, -p + w = -c - 0*p for c.

0

Suppose 4*z + 4*h + 221 = 5, z + 38 = 3*h. Let y = z + 85. Suppose -34*o + y*o - 4 = 0. Solve -4*a - 16 = o*l, 2*a + 2*a = 2*l + 2 for l.

-3