Let p be (-5)/(-15) - 185/(-3). Suppose 4*r - 70 = -k, 4*r - 4*k - p = -9*k. Suppose r = 2*q + q. Solve 4*d + q = 18 for d.

3

Suppose 60 = 5*j - j. Solve 8*s - 3*s = -j for s.

-3

Let n be 18⁄5 - 8/(-20). Suppose -n*v = -6 - 22. Let j(f) = f3 - 7*f2 + 5. Let g be j(v). Solve -m + 20 = -g*m for m.

-5

Let u© = -3*c - 4. Let p be u(-7). Suppose -2*l = 5*s - 0*l - 30, 0 = 2*s - 5*l + p. Solve -2*d + 2 + s = 0 for d.

3

Let i(h) = h3 - 2 - 7*h2 + 0*h2 - h2 - 7*h. Let w be i(9). Solve 0 = -6*t + 2*t - w for t.

-4

Let d® = r**2 - r - 4. Let x be d(3). Suppose 2*j + j = -72. Let w be 4/(-10) - j/10. Solve x = -g - w for g.

-4

Let g = 1 + 1. Let q(y) = -2*y3 - y2 + 1. Let b be q(1). Let m = b + g. Solve m = t - 6*t + 25 for t.

5

Suppose 13 = 5*a - 4*f, 3*a + 5*f + 11 - 4 = 0. Let g = a + -1. Solve g = -0*v - 4*v + 4 for v.

1

Let l(f) = -3*f3 - 4*f2 - 2*f. Let k be l(-2). Let w = 17 - k. Let m be 7 + (-5)/(w/3). Solve m*a + 9 + 7 = 0 for a.

-4

Let h = -5 + 13. Suppose z - h = -z. Solve z*r - 6 = 2 for r.

2