Suppose 4*t - 9*t = -20. Solve -i + t*i = 9 for i.

Let o = 2 - 2. Suppose 2*w - 4*k - 16 = 0, -2*w - 3*k - 2*k - 11 = 0. Suppose o*c = w*c - 4. Solve -c*p + 3 = -3 for p.

3

Let d be 4 + -2 + 19 + -3. Let g = d + -10. Solve -4*m + g*m - 16 = 0 for m.

4

Suppose -a - 4*u = 0, -a + u = -0 - 5. Suppose 0*z + 14 = 5*b - z, -3*z - 9 = -a*b. Solve 4*w - 1 = b*w for w.

1

Let p = -45 + 51. Solve -p*k = -k + 15 for k.

-3

Let k be (-3*(-1 + 0))/3. Let q be ⁴⁄₈*2*k. Solve q = -5*c + 26 for c.

5

Let b(o) = o2 - o. Let x be b(-2). Let g(p) = -p2 + 6*p + 7. Let y be g(x). Solve -y = -c - 3 for c.

4

Let t(o) = -o**2 - 9*o + 13. Let h be t(-10). Solve -h*g - 2 + 17 = 0 for g.

5

Let m be (-1)/(³⁄₂₁)*-3. Let a be ⁶⁄₄*28/m. Suppose a*x - 9 = 1. Solve x*y + 5 + 5 = 0 for y.

-2

Let m = 8 - 11. Let v be m - (1 + (-2 - -3)). Let t be (6/(-5))/(1/v). Solve t*k + 16 = 2*k for k.

-4

Let l be ⁶¹⁶⁄₃₅ - -2 - 2/(-5). Solve l = 3*m + m for m.

5