Let r = -57 - -61. Solve -r*m + 13 = 1 for m.

Let j be 0 + (-3 + 1 - -4). Suppose 3*x - 10 = -j*x. Let w be 0 + (0 - (-2)/2). Solve r = x + w for r.

3

Let p be (-4)/(-5)*7*⁸⁰⁄₃₂. Suppose 3*y + 2*v - 13 = 0, 6*y = y - 3*v + 22. Let o = 9 - y. Solve -p + o = -2*t for t.

5

Suppose -40*d = -38*d. Solve -4*w + w + 15 = d for w.

5

Let a = 44 - 35. Solve 4*u - a = u for u.

3

Suppose -r + 3 = -2*z, z + 4*z - 25 = -4*r. Solve -25 = r*x - 0*x for x.

-5

Suppose 0 = -2*i - 2*g + 6, 3*i - 4 = -5*g - 1. Solve -26 + i = 4*n for n.

-5

Let d = 3 + 4. Let b be -2 + (d - (2 + 0)). Let m be ((-12)/(-14))/(¹⁄₇). Solve -a + m = -b*a for a.

-3

Let v® be the third derivative of r⁴⁄₂₄ + r³⁄₂ - 2*r**2. Let c be v(-3). Suppose c*f - f + 20 = 0. Solve -k = 3*k - f for k.

5

Let o(a) = -a - 3. Suppose -2*t + 0*j + 6 = 3*j, -32 = 4*t - 5*j. Let z be o(t). Solve 2*q + 6 = -z for q.

-3

Let w(a) = -a2 + 7*a. Let i(v) = 2*v2 + 10*v + 8. Let b be i(-6). Suppose 2*l - b = -6. Let j be w(l). Solve j = 4*t - 12 + 32 for t.

-5