Suppose 5*u - 6 = t, -2*t = u - t. Let s be 9/(3 + -2) - u. Solve -n - s = -3 for n.

-5

Suppose -3*f + 6 = -3. Suppose -f*y + 25 = 1. Solve t - y = -t for t.

4

Suppose b - 15 = 3*d, b - 2*b = 5*d - 7. Suppose 4*l - 8 = b. Let f be 1/((l/6)/5). Solve -f*y = -2*y for y.

0

Let h be (-12)/10*(-40)/12. Suppose -4*s - 10 = -2*n, -5 = h*s - 6*s - n. Solve -a - 2 + 5 = s for a.

3

Let c(v) = v3 - 3*v2 + 3*v - 1. Let h be c(3). Solve 0 = 3*w + 5 - h for w.

1

Suppose 2r + 4 - 2 = 0. Let s be -1 - 1(-22 + r). Let q be (-4)/s - 10/(-55). Solve 0 = -q*k + 5*k - 15 for k.

3

Let t® be the second derivative of r4⁄12 - 5*r3⁄6 + 5*r**2⁄2 - 4*r. Let p be t(5). Solve -2*k + 3 = p for k.

-1

Suppose 5*n + 1 - 36 = 5*q, 5*q + 15 = 0. Suppose -3*d - 14 = -n*d. Let m be 2/(-7) - (-130)/d. Solve m = 4*x + 1 for x.

2

Suppose -3*m + 227 = -73. Suppose w = -4*w + m. Suppose 3*g - 21 = -4*b, -g = 4*g - 5*b. Solve -g*v = v + w for v.

-5

Suppose -4*c - 15 = 5*z - 7*c, z + 3*c - 15 = 0. Suppose -5*k + 1 = -6*k, 5*o = -k + 19. Solve o*m + z*m = 0 for m.

0