Suppose 8*r = 7*r + 6. Let y = r + -2. Solve 2*d = y*d - 6 for d.

Let h be 56/(-9) + 6 - (-20)/9. Solve 4 = o + h for o.

2

Let w be ¹⁸⁄₈ + 2/(-8). Suppose -16 = w*t - 6*t. Suppose t*p = -3*d + 37, p + 5*d - 29 = -p. Solve -p = 3*v + 2 for v.

-3

Let c be (-6)/21 + ⁷²⁄₇. Solve 0 = -2*t - 3*t - c for t.

-2

Let o(v) = -v**3 - v. Let h be o(0). Solve h = -2*t - 2 for t.

-1

Let t(m) = m3 - 3*m2 + 2*m - 4. Let i be t(3). Suppose -i*r - 4 = -z, 4 = -0*r - 2*r + 5*z. Let f = 4 + r. Solve -6 = -4*l + f*l for l.

3

Let p be 2/(-6) + ⁹⁸⁄₄₂. Let t(n) be the first derivative of -n⁴⁄₄ + 2*n³⁄₃ + n**²⁄₂ - n - 1. Let k be t(p). Solve -j = -0*j - k for j.

1

Suppose -7*r = 17 - 52. Suppose 0 = -r*o - 0*o. Suppose -3*w + 6*w = 0. Solve w*v + v - 2 = o for v.

2

Let b be (-30)/12*6/(-5). Let y = 18 - 10. Solve 7*o + y = b*o for o.

-2

Let n be (((-147)/(-14))/((-6)/8))/(-2). Solve -n + 4 = -w for w.

3

Let c(k) = -2*k + 14. Let g be c(6). Suppose -4*w = -2*v + 12, -g*v + w + 0*w + 9 = 0. Solve -v*s = s + 15 for s.

-3